Instinct is the short answer. It isn't necessary for all animals to migrate. It depends on how they are made and what their needs are.
some do, others dont
all animals need water.some dont need as much as others do
animals dont possess chloroplast as they depend on others for food. they dont prepare their own food by photosynthesis.....exception-euglena a protozoan has chloroplast ..
i dont think they come back
i dont think he will come back cause he has done his job but he could come back for whitney as she is his half sister but i do want him to return
they cant because they dont have money
They say babies come from monkeys or doqs but i dont see how its possible
some animals develop wings. others get it from traits. such as genetic traits. others well i dont know about that
i dont think he will be coming back he did come back to the roylale rumble in 09 srry....
Mmmh, i will say yes and no, coz some animals do and others dont.
As goats are herbivores is vegetarians and if they ate the meat of other animals they could catch various diseases and die.
i dont think you can MAKE the animals say anything