Mostly scientist test on small animals such as guinea pigs mice and rats.
That is an opinion i say a bird or fish but remember even small animals can make a big or small or huge mess !!
the biggest animal is the elephant, Africa... but there are big animals in the cold because of the fat, it's need to stay warm. but the arctic fox is a small animal just to tell you.
False. Dangerous animals can be big or small.
Depends what sort of animal.
ummm, im guessing you will need to be patient, and have a love for all animals no matter how big or small!
What does Ecosystem mean it means: Example nature its just another word of nature but a little different like it means is preys preditors and other animals hunt the small or big animals that a prey is a big animal like an eagle and a preditor is a medium sized animal so ecosystem is a type of animal and is how the animal life eating cycle changes.
A big animal .(antonyms are opposites)
They don't - it is more about conserving the whole environment - which benefits animal life big or small. It is easier to focus on big animals, as they are more obvious, and the public is more able to sympathise with elephants than the dung-beetle.
You can find out because you can see what the animal had small feet that means it was small or if the animal has big feet it was a big animal
The backbone determines how big an animal will get because normally in most animals the width of the animals back bone will not change much in size.
Fish, hamsters,-anything small. It still is difficult to breed small animals but it's easier than big animals.
big animal, small animal, baby animal, and DEAD animal.