In Florida, ordinary citizens become heroes when lives are on the line.

In Florida, ordinary citizens become heroes when lives are on the line.

In Africa and America, animals pounce when humans invade their territory.

In Africa and America, animals pounce when humans invade their territory.

Unlikely danger comes from a fish out of water and a pack attack.

Unlikely danger comes from a fish out of water and a pack attack.

Whether weighing half a ton or just 4 pounds, two predators pack a punch.

Whether weighing half a ton or just 4 pounds, two predators pack a punch.

Two couples. Two near-lethal attacks. Twice, teamwork saves the day.

Two couples. Two near-lethal attacks. Twice, teamwork saves the day.

In the jaws of predators, two boys heroically fight for their lives.

In the jaws of predators, two boys heroically fight for their lives.

When humans collide with a carnivore or a sea creature, pain can ensue.

When humans collide with a carnivore or a sea creature, pain can ensue.

Two vastly different creatures. Two shocked humans. One agenda: survival.

Two vastly different creatures. Two shocked humans. One agenda: survival.