Shark

The kidneys are flattened, ribbon-like, darkly colored structures Iying dorsally on either side of the midline, along the entire length of the body cavity. A… Read More »What Do Sharks Kidneys Look Like?

The flesh of Greenland sharks holds high concentrations of TMAO (Trimethylamine Oxide) which causes the flesh to be extremely toxic. Their flesh is so toxic… Read More »Why Are Greenland Sharks Toxic?

Each one of us is born with a lifetime supply of 2.5 billion heartbeats. That’s right, we’re all “heartbeat billionaires.” The more we measure wealth… Read More »Are We Born With 2.5 Billion Heartbeats?

Sharks have large J-shaped stomachs that can expand considerably. When prey is captured, it is usually swallowed whole or in large pieces. The stomach produces… Read More »What Type Of Digestive System Do Sharks Have?

How is the shark’s digestive system different from a human’s? Sharks have U-shaped stomachs that use intense stomach acids and enzymes to dissolve most of… Read More »How Is Sharks Digestive System Different Than Humans?

Yes, ants poop. They have an excretory system that allows them to get rid of the waste produced through digestion. Like humans, an ant’s body… Read More »Do Ants Poop?

Shark intestines are short and compact. The surface area of the intestine is increased by internal valves, or coils, that can take any of several… Read More »What Is The Function Of The Colon In Sharks?

“Elephant seals are known to have the highest blood volume of any mammal, so we knew there was the potential for producing a lot of… Read More »Which Animal Has The Most Blood?

While the term “hybrid shark” might sound like something out of a second-rate horror movie, there’s nothing to fear in this case. The sharks are… Read More »What Is A Hybrid Shark?

Can you guess what animals might have blue blood? Lobsters, crabs, pillbugs, shrimp, octopus, crayfish, scallops, barnacles, snails, small worms (except earthworms), clams, squid, slugs,… Read More »Who Has Blue Blood?