Bears can climb trees.bears can't fly. jump,fly,run,climb,trees,hide, swim,walk.

Если все про медведей, то так:
Bears can't jump
Bears can't fly.
Bears can run
Bears can climb the trees
Bears can hide
Bears can swim
Bears can walk.
Если про разных животных:
Bears can climb the trees.Bears can't fly. Mice can hide. Mice can't fly. Elephants can walk. Elephants can't jump. Horses can run. Horses can't climb the trees. Frogs can swim.Frogs can jump. Frogs can't fly. Sparrows can fly. Sparrows can't swim