there are bout 780,000,789 animals on earth :)
Exactly 26 animals are left
there are 1,832,428 dolphins left on earth
334,969 octopuses are left on earth.
There are trillions of animals and insects on earth. It is impossible to count them all.
there are trillion kinds of animals living on earth wich means really many many animals
655656575657
Man is also an animal species
There are too many animals on Earth to list here. Maybe you could limit them to particular species?
100,000,000,000,000
about 3500 tigers left on earth
Animals become extinct in many ways. One way is that that animals food was being eaten and there wouldn't be enough of that food left for it. Another, is that that animal is being eaten by other animals and it is being wiped off the face of the earth.
rain forests are home to many of the largest animal on earth