Killing them or as fish ; going fishing. And polar bears ; killing them for their fur for winter or a coat or blanket.
Snakes are not extinct. Some species may be, but certainly all are not. Check Extinct Snake Species.
Yes There are several species that have gone extinct. Some through human influence - like the dodo and the thylacine. Others, like dinosaurs - through natural causes .
Don't u mean "what are the causes of extinct species??" and there are many causes for example: food chain has altered not producing enough children for the next generation different illness have occurred and changed and wiped them all out
i think their not but some species might becoming extinct.
Some species have become extinct, but others are still numerous.
One of the main cause for the extinction of species is hunting. Some causes like climatic changes may also lead to the extinction in species. Extinction of Neanderthals is one good example of climatic changes. At that age in Europe the temperature dropped down and it was impossible to survive over there for the Neanderthals and therefore, the Neanderthals died making them one of the extinct species today.
Animals are extinct when there's no known animals part of the species still alive.Or, if you're asking how they become extinct, that can be because of many causes.
Some species are becoming extinct. It is due to various environmental factors. Deforestation, ozone depletion are some.
The same problem occurs with other endangered species, it causes an environmental disturbance, but hornets is very improbable to become extinct.
It largely depends on the species of crab you are talking about. There are some species which are already extinct and there are other species which you will see every time you go to any beach.
when there are no living members of a species the species is said to be "extinct".
Sloths are not extinct.