The Orcas:

Orcas can live up to 80 years.  Their size ranges between 23 and 32 feet and they weigh up to 6 tons.

Orcas, also known as killer whales, are the largest of the dolphins and one of the world’s most powerful predators.  They travel and hunt in groups called pods.

The Leopard Seals:

Leopard seals live 12 to 15 years.  Their size ranges between 10 and 11 1/2 feet and they weigh up to 840 lbs.

Leopard seals are fierce predators and the most formidable hunters of all of the seals.  They usually hunt on their own.  Leopard seals are the only seals that feed on warm-blooded prey.