"It would be interesting, not only for German banks, but also for possible foreign predators."

It is a self-preservation mechanism, he says, calculated by nature to warn us of possible predators.

While the herd is feeding, one member will act as a sentry, watching for possible predators.

The crab uses the jellyfish to defend itself against possible predators.

Its clearly visible red color is designed as a warning signal to all possible predators.

Growls are used to act as a warning to possible predators, competitors, or other enemies to back off.

They also communicate by sound to warn of possible predators, to protect their territories, and when mating.

When possible predators get close to them, they retreat and disappear in the sand.

If disturbed by a possible predator, she may drop from the web and hide on the ground nearby.

These dark protrusions are used to scare away possible predators, by looking frightening or dangerous.