Because some don't have the ability.
That's true for individuals, As a species, all multi-celluar animals must mate or else become extinct.
yes all animals mate some can multiple times
thay can mate and ther babys can mate so yes
they are alike because some of them mate with one another and some do not mate at all.
Some do and some don't. Mammals, for example, must mate in order to reproduce. Other animals, such as certain kinds of sea-sponges, can reproduce asexually.
Some animals especially birds will seek out a mate and stick with it for life.
No, butterflies do not mate for life. There are only 8 animals that mate for life. Some of them are gibbons, swans, wolves, and bald eagles.
no but you can mate with them
The following animals make sounds to attract a mate: foxes, frogs, toads, penguins and even elk. Some apes beat their chest and make sounds to attract a mate. +++ Some insects, as well, such as crickets and grasshoppers.
No, not all animals need to mate to have offspring.
Yes, all animals mate.
Animals either migrate to escape cold or bad weather, to look for food and in some cases to mate.
NO! owls mate owls & dogs mate dogs!