But when the humane society asked the zoo to ban balloons because animals could swallow them, the zoo ruled for the children.

In the morning, they find all their gear destroyed by the bear - even Dan's cellphone, which the animal swallowed.

The epiglottis rests above the soft palate while the animal is not swallowing, forming an airtight seal.

Omnivorous animals, they swallow much earth and extract food from it.

Some animals that lack teeth will swallow stones or grit to aid in digestion.

Participants stressed the urgent need for a vaccine that birds and animals can swallow.

Then even that vanished as the animal inside him leaped out and swallowed them both.

They have feathery parts that water moves across in the animal's body, which contains dissolved oxygen, after the animal has swallowed the water.

A cow magnet collects stray metal objects that the animal has swallowed, allowing them to be digested.

Now, what will happen if a hungry animal swallows one of these baits?