There are none...not that I can think of, how else would the species thrive anyways? I think there isn't an animal out there that can't mate expect maybe pets that are neutered but they were able to mate before.
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There ARE a few animals that reproduce asexually, i.e. without mating or externally fertilising the eggs (as fish do). They are however the simplest organisms such as the Amoeba (unicellular) and the Hydra (multicellular). The former multiplies by dividing (!), the latter clones itself by budding.
all animals can reproduce, except for the homosexual
Mules are sterile as they are offspring of a horse and donkey.
Some Fish, frogs, lizards, snakes and seahorses.
none!every animal is made to reproduce.
most reptiles and amphibians, along with the mamal, marsupial, and world renowned Australian aniamal the platapus.
Mammals of different species are unable to produce offspring. For example a cat and a dog.
Also hybrids are sterile. Example a liger, cross between a tiger and a lion.
the mule, also the homosexual
Mules
Yes, but it is impossible to create babies.
Monkeys bring their babies to their mothers when they need to be nursed.
No.
If the mother feels like she and her babies are in danger, she will eat them in an attempt to save them from becoming food for another animal.
This animal is a lizzard, it lays eggs.
Almost every animal protects there babies.
Every animal can reproduce and have babies.
an animal CAN have a crush........ how do you think they have babies
no
Yes usually
animal abuse
What_animal_has_the_largest_baby
Only humans can have babies with other humans.
You're not able to have babies in Animal Crossing!
87.5%
Have different animals have babies then let those babies have babies with different animals.
They keep there species alive and not extinct. For if a certain species had no more babies it will probably become extinct