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Questions tagged [non-kosher-species]

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What's the halachik classification as to why Dolphins aren't kosher? [duplicate]

What's the halachik classification as to why Dolphins aren't kosher? Is it because: Dolphins are like a fish they live in the ocean and thus the Torah considers them a fish and they don't have fins ...
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98 views

If the Dodo bird had a tradition of being kosher & was resurrected, would it be OK to eat again?

Came across an article titled "Could scientists resurrect the dodo bird?" and it made me wonder: suppose there was a mesorah that the Dodo bird was kosher before it went extinct in 1681. If we in ...
8
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1answer
232 views

Can one bake silkworms in a kosher oven?

Raising silkworms can be a fun project. If you're trying to get silk thread, the last step of the process, after they finish spinning their cocoon, is to bake them in the oven to kill them (if they ...
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1answer
177 views

Why don’t Sheretzs made into a Streimel convey tumah?

The body of a sheretz conveys impurity. The translations of the animals that count as Sheratzim (listed in Parashat Shemini) often include weasels or ferrets as well as rats, insects, and lizards. ...
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2answers
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Is this squid with scales kosher?

A scientific paper in Nature in 1960 entitled "Lepidoteuthis grimaldii—a Squid with Scales" describes a squid that was found in the contents of a whale and (at the time) was the fourth specimen of its ...
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5answers
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Why does Torah consider Bats as birds?

It seems from Parashat Re'eh (Deut 14:18): וְהַחֲסִידָה וְהָאֲנָפָה לְמִינָהּ וְהַדּוּכִיפַת וְהָעֲטַלֵּף׃ the stork, any variety of heron, the hoopoe, and the bat. that Torah considers BATS ...
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What is the Shaḥaf according to Ḥizquni?

The שחף (Shaḥaf) is a bird forbidden by the Torah in both Sefer Wayiqra and Devarim. Ḥizquni (חזקוני, Rabbi Ḥizqiyah ben Manoaḥ), writing in Old French, states (Wayiqra 11:16): אשפמר"א ויש אומרים: ...
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1answer
273 views

Punishment for Eating Non-Kosher

What is the biblical or talmudic prescribed punishment for knowingly eating meat of a non-kosher animal. I seem to recall some kind of distinction in punishment between eating out of indulgence or ...
2
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1answer
87 views

Source that tzaar baalei chayyim only applies to kosher animals?

I remember learning that tzaar baalei chayyim only applies to kosher animals and being very surprised and disappointed, but I don't remember the source at all. Does anyone know where this idea comes ...
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1answer
152 views

Is it prohibited to have a painting \ sculpure of a pig or any other non kosher animal in one's home?

Is it permitted, to have a piggy bank shape like, well a pig - for example?
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1answer
110 views

Salmons and eels touching in the fish shop, is the salmon still ok to purchase?

Often fish sellers line up longer fish together on the ice, usually the fish don't overlap (to preserve the individual tastes of the fish). If the salmons and the eels are touching is the salmon still ...
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1answer
103 views

Why would the blue-footed booby be treif?

Why would the blue-footed booby be treif? I can't see anything that would make it not kosher, and the Torah does not mention it (obviously) in the list of forbidden birds in Vayikra 11:13-19.
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1answer
753 views

Why would muscovy duck be treif?

Wikipedia's article on R' Dr. Bernard (Yissochor Dov) Illowy cites this article, which says that "It’s the muscovy duck that’s highly controversial, due to its ban in America by the ascerbic Rabbi ...
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2answers
147 views

Giving a ham as a present to a gentile

Is it permissible to give a gift of a ham to a gentile? This could be purchased online and sent directly to them.
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1answer
1k views

Are dik-diks kosher animals?

Recently I got an amazing opportunity to travel to South Africa. When there I'll be staying with a local tribe. One of the animals we're likely to encounter is a dik-dik, and I'm wondering if a dik-...
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3answers
605 views

What's a better choice: Treif meat or human flesh?

If one is stuck on a deserted island with no kosher food and he has a choice between eating human flesh of a dead person or the flesh of a non-kosher animal, which is preferable to eat?
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0answers
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Kosher birds in the Torah

Why is it that the Torah only mentions the non-kosher birds (24 of them), but doesnt mention their simanim, While by the kosher animals the Torah does mention simanim and which specific animals are ...
2
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1answer
190 views

Signs of a Kosher Fish [duplicate]

According to the Mishna (Niddah 6:9), any fish that has scales also has a fin, but not all fish that have fins also have scales (כל שיש לו קשקשת יש לו סנפיר ויש שיש לו סנפיר ואין לו קשקשת). If that is ...
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0answers
64 views

Are the non-meat parts of a non-kosher (i.e. impure/tameh) animal ossur min haTorah

In a different question it was asked if the blood of a non-Kosher animal is forbidden under the same issur that blood from a kosher animal is forbidden. It's brought there from that Rambam that: ...
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1answer
200 views

Are songbirds Kosher?

In Leviticus and Deuteronomy, there are sections that give a seemingly comprehensive list of non-Kosher birds. They are mainly birds of prey, not songbirds or birds like that. I know that there is no ...
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3answers
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Is AquAdvantage salmon kosher?

After two decades of deliberation, the USA's Food and Drug Administration has approved the first ever genetically engineered food animal, a fast-growing Atlantic Salmon called AquAdvantage salmon. ...
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0answers
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Is a Vegetarian Disqualified for being a Ger Toshav

Regarding a Ger Toshav the Gemara in Avoda Zarah (64b) says: איזהו גר תושב זה גר אוכל נבילות שקבל עליו לקיים כל מצות האמורות בתורה חוץ מאיסור נבילות Who is a Ger Toshav? He who takes ...
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4answers
480 views

Where in the sources do we find a list of kosher birds?

In the parsha this past week (re'eh) we find a list of birds that are not kosher. This is unlike the Torah's approach to mammals and fish, where we are told to identify those that are permitted by ...
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0answers
144 views

Can a Jew work in non-kosher food warehouse?

Can a Jew work in non-kosher food warehouse? I mean to lift boxes from one place to another, to load pallets filled with boxes of non-kosher stuff. My question is about specific warehouse where there ...
2
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1answer
172 views

Is there a concern regarding the kashrut of microorganisms?

Since I have seen many religious people drink fresh spring water, I assume that there is no concern regarding the kashrut of microorganisms in the water such as hydra and paramecia, among other ...
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4answers
200 views

Why separate verses for the camel, hare, and hyrax?

In vayikra 11, we're given an overview of the kosher and non kosher animals. Among mammals, it singles out four as explicitly non kosher: the pig for only having split hooves, and the camel, hare, and ...
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2answers
377 views

What is a “tinshemet”?

The תִּנְשָֽׁמֶת is mentioned twice regarding non-kosher animals. In Leviticus 11:18, among the non-kosher birds: וְאֶת־הַתִּנְשֶׁ֥מֶת וְאֶת־הַקָּאָ֖ת וְאֶת־הָרָחָֽם׃ In Leviticus 11:30. among the ...
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1answer
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Is the leviathan kosher?

The leviathan seems to be a unique sea creature, which I've always pictured as some sort of sea serpent. This is consistent with Yeshayahu 27:1's description of it as a snake (nachash). An answer to ...
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1answer
399 views

Would a space fish be kosher?

In the episode "TKO" of the science-fiction show Babylon 5, Lt. Commander Susan Ivanova, a Jew, has dinner with her rabbi and they have a discussion about the food that they are eating. Rabbi ...
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2answers
154 views

Is a neder about something compulsory valid?

Imagine someone make a neder not to eat pork (this is not a general Neder not to eat meat rather specifically prohibiting pork which is already forbidden). Is that neder valid? If he then eats pork, ...
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2answers
284 views

So where are these mermaids?

According to the answers to Would a mermaid be kosher?, the Gemara and poskim apparently believed that mermaids exist, and would not be kosher. So, if these mermaids and sirens exist, where would ...
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2answers
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Would a mermaid be kosher?

Tonight at religious school we were discussing Kosher laws and how to build/keep a kosher kitchen. While we were discussing different meats, one of the jokers in school asked if you could eat a ...
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1answer
159 views

In vitro meat — further questions

Related to this question: Does artificial meat grown in a petri dish have the halachic status of meat? Assuming that in vitro meat becomes widespread and assuming that it would be hechshered per the ...
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2answers
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The Torah's list of animals with one kosher sign

I have a question that has been troubling me for many years and I have never received a satisfactory response. On March 22, 2005 THE NY Times had an article entitled Religion and Natural History ...
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1answer
258 views

Why does Hashem allow Noah et al to eat *all* animals?

Reading the parsha today, I noticed for the first time that Bereishit 9:3-4 seems remarkable (JPS translations): .כָּל-רֶמֶשׂ אֲשֶׁר הוּא-חַי, לָכֶם יִהְיֶה לְאָכְלָה: כְּיֶרֶק עֵשֶׂב, נָתַתִּי ...
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3answers
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Are Llamas Kosher?

Being that llamas are ruminates it seems to me that they clearly chew their cud. But I have not found any definitive information on whether or not the have fully split hooves. Furthermore, they are ...
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0answers
301 views

Which Animals Have Only One Kosher Sign?

Vayikra 11:4-7 mentions four animals that either chew their cud or have split hooves, but do not posses both kosher signs and are therefore not kosher. At the present time, is this a complete list or ...
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Understanding the Gemara and Ramban on the four one-siman animals

Vayikra 11:1-8 א וַיְדַבֵּר יְהוָה אֶל-מֹשֶׁה וְאֶל-אַהֲרֹן, לֵאמֹר אֲלֵהֶם. ב דַּבְּרוּ אֶל-בְּנֵי יִשְׂרָאֵל, לֵאמֹר: זֹאת הַחַיָּה אֲשֶׁר תֹּאכְלוּ, מִכָּל-הַבְּהֵמָה אֲשֶׁר עַל-הָאָרֶץ. ג ...
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1answer
769 views

Why does the use of horse manure as fertilizer not make produce non-kosher?

Horses are non-kosher and its manure is also non-kosher. If you use the manure as fertilizer on, say, potatoes, isn't there some concern that the potatoes may absorb some part of the manure? If so, ...
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1answer
91 views

Whale-yeast Beer

This article describes a beer created with yeast from fossilised remains of an ancient whale. From what I understand, the yeast imparts certain characteristics to the beer other than alcohol content. ...
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1answer
134 views

Is the blood of a non-Kosher animal forbidden because of וכל דם לא תאכלו

Inspired by a recent chat discussion related to this question. Does the prohibition of וכל דם לא תאכלו - not eating blood - apply to non-Kosher animals? The Rambam writes: ודבר מפורש בתורה שאינו ...
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2answers
219 views

Grill used for neveilot

Assuming I have a grill and someone I know uses it, without my permission, to cook meat from a neveilah (or perhaps not, but kosher species without certification). What is the status of the grill and ...
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1answer
112 views

Does a mashgi'ach revoke a store's hashgacha when health department finds insects?

The city health department has cited a kosher restaurant as having violations because they found mice and insects crawling on the food in the kitchen. Since mice and insects are non-kosher, I'm ...
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1answer
122 views

Food that became prohibited because of a fly, then was separated into 3 new parts, nullified?

There was a pot of soup that a fly fell into it. The fly was not located and therefore the whole soup became prohibited. Even though the soup might have 60 parts against the fly, still since the fly ...
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1answer
2k views

Can you eat beeswax?

To my knowledge there is a lengthy discussion as to why bee honey is kosher to eat. I am unaware of any discussion of bee wax. I am told by my local grocer that many large distributors of produce coat ...
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1answer
181 views

Must I ceremonially dispatch a non-kosher animal meant for Gentile consumption?

I raise non-kosher animals (rabbits) primarily for manure for my garden and fur for clothing. I give the meat away to non-Jews. I understand all domesticated animals are to be humanely killed, ...
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1answer
442 views

Is it permissible to touch an unclean animal that is living?

I've understood (and of course, I could be wrong in my understanding) that Lev. 11 and Deut. 14 specifically prohibit human contact ("You shall not touch") and consumption ("You shall not eat") of the ...
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1answer
217 views

Rav Moshe milk and tuna

Rav Moshe holds that tuna needs a masgiach timidi for it to be consumed,every fish needs to be checked for the simanim.However, by milk he brings a savarah that the government is sufficient and a ...
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2answers
425 views

What to do if you don't want a Torah written with a turkey feather?

Modern Ashkenazi Torahs are often (at least in part) written with turkey feathers. Not always - there are plenty of other quills that are acceptable (and reeds, plastic, and most say metal, among ...
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1answer
435 views

Are plants that exhibit rapid plant movement considered non-Kosher animals?

There is a question here asking if sea sponges are Kosher. The answers seem to center around the idea that regardless of if they have animal cells, a halachic classification might depend on how it ...