Some animals tend to learn the association much more quickly than others.

Meaning that the animals tend to be located in these particular places.

"About the only problem is so many of the residents want to feed them, the animals tend to get fat," he said.

Without it, animals tend to develop epilepsy and often die.

In general, animals tend to avoid humans but they can attack, particularly if they're with their young.

Although these animals tend to live close together, they are aggressive towards one another.

Yet animals with little strength tend to breathe more frequently.

Small animals tend to grow fast, breed early, and die young.

Men, animals, and plants tend to seek out a place where they can develop.

Some small animals tend to fall into dishes of water and drown.