Ostriches have / has wings but they don't / doesn't fly.
have, don't
A frog doesn't / don't drink water with its mouth. It drink / drinks with its skin!
doesn't, drinks
A mouse eat / eats 15 to 20 times a day.
eats
A bee have / has five eyes.
has
An ostrich run / runs faster than a horse.
runs
Some sharks don't / doesn't sleep.
don't
Cows have / has best friends.
have
A mouse's teeth don't / doesn't stop growing.
don't
Bats have / has legs but they don't / doesn't walk.
have, don't
Pigs don't / doesn't eat 'like pigs'. They are very clean and they eat / eats slowly.
don't, eat
Squirrels plant / plants a lot of new trees because they often forget / forgets about their acorns.
plant, forget
Some monkeys make / makes snowballs for fun.
make