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Killer whales, or Orcas (Orcinus orca) are cetaceans. They are the largest dolphins in the world, called 'whales' because of their size. Orcas have mostly black skin with white patches.They are found in all the world's oceans, from the cold of the Arctic to the tropical seas

Killer whales, or Orcas (Orcinus orca) are cetaceans. They are the largest dolphins in the world, called 'whales' because of their size. Orcas have mostly black skin with white patches.They are found in all the world's oceans, from the cold of the Arctic to the tropical seas

is a Shark a mammal or fish? That is the question that is perhaps most commonly asked when talking about sharks. Since sharks give birth to pups, and a few species lay eggs, the common consensus is that sharks are mammals.  Across the board, though, 70% of all sharks give birth, while the remaining 30% lay eggs. Sharks are actually fish, which is sure to be a surprise to many.

Is a Shark a Mammal or Fish? and Answers to Other Interesting Shark Questions

is a Shark a mammal or fish? That is the question that is perhaps most commonly asked when talking about sharks. Since sharks give birth to pups, and a few species lay eggs, the common consensus is that sharks are mammals. Across the board, though, 70% of all sharks give birth, while the remaining 30% lay eggs. Sharks are actually fish, which is sure to be a surprise to many.

Eliot Porter: Killer Whales, McMurdo Sound, Antarctica, January 1976 (I just think this is cool)

Eliot Porter: Killer Whales, McMurdo Sound, Antarctica, January 1976 (I just think this is cool)

Orcas (Orcinus orca) show their smarts by working together to whip up a meal. Here, a pod hunts for herring in Norway’s Andfjorden. Members of the pod coordinate their moves, herding a mass of herring into a manageable ball. They then whip their tails against the ball, stunning or killing the fish.

Orcas (Orcinus orca) show their smarts by working together to whip up a meal. Here, a pod hunts for herring in Norway’s Andfjorden. Members of the pod coordinate their moves, herding a mass of herring into a manageable ball. They then whip their tails against the ball, stunning or killing the fish.

Orca in Tromso, Northern Norway Photography by @tommysimonsenphotography

Orca in Tromso, Northern Norway Photography by @tommysimonsenphotography

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