Everyone loves crayfish, or crawfish as most people I know call them. So if you’re allergic to shrimp, you’re also allergic to roaches because they’re so closely related. …

While people often call lobsters the “cockroaches of the sea,” lobsters are not very closely related to cockroaches. While both are invertebrates with very distant common ancestors, they have evolved in different ways over millions of years.

So close that they belong to a group all their own called Pancrustacea. That means that shrimp, lobsters, and other crustaceans are related – very closely related – not only to cockroaches, but to all other insects, too. So while the relationship is close, a shrimp is definitely not a cockroach.

Of those that live in the water (including fish) only those that have fins and scales may be eaten. All crustaceans and mollusk shellfish have no scales and are therefore unclean. These include shrimp/prawns, lobster, scallops, mussels, oysters, squid, octopus, crabs and other shellfish) is not clean.

Boil Frozen Lobster Freeze the lobster for 30 to 60 minutes, then put it in the pot of boiling water head-first. While the boiling water, rather than the freezer, will kill it almost instantly, the cold will immobilize the lobster so it won’t thrash about.

One of their claws can exert pressure of up to 100 pounds per square inch.

Although lobsters are known to attack and eat each other in captivity (lobsters kept together in captivity have their claws secured with rubber bands to prevent this) Oppenheim recorded an unprecedented degree of cannibalism in the wild.

Stabbing a lobster in the head isn’t a good option, either, as it neither kills the lobster nor renders it unconscious. This device electrocutes a lobster, rendering it unconscious in less than half a second or killing it in 5 to 10 seconds, after which it can be cut apart or boiled.

Should You Cook and Eat Dead Lobster? Most of the time, the answer is yes. If cooked within a day or so—again depending on the temperatures and conditions in which the dead lobster is stored—the lobster should be safe to eat even if it doesn’t quite have the same impeccable texture and flavor.

Why don’t grocery stores have lobster tanks anymore? Mostly because too many animal cruelty activists from several organizations complained about it and protested the practice. That left crueler practices in place for killing the lobsters and selling them frozen (usually).

North Atlantic Lobster Company Live Lobster – Walmart.com – Walmart.com.

The lobsters have clamps or rubber bands around them, so they’re being contained in a really unnatural way in these tanks. The fact that they’re being sold for food is really cruel and inhumane. Lobsters are often boiled alive and research has shown the practice is painful to them.