Anatomy

The Biology of the Blue Whale Heart: 600 Pounds of Power

Meet the largest heart on Earth. Discover the Blue Whale and the extreme biology of pumping 60 gallons of blood per beat.

The Biology of the Flatfish Eye: Cranial Migration

How does a fish's eye move across its head? Discover the Flatfish (Flounder) and the extreme biological mechanics of Cranial Eye Migration.

The Biology of the Giraffe: Blood Pressure

How does a giraffe lift blood six feet? Discover the extreme hemodynamic engineering of the Giraffe's heart and the 'G-Suit' skin.

The Biology of the Hagfish Heart: Four Hearts

Meet the animal with four hearts. Discover the Hagfish and the extreme biological mechanics of Accessory Pumps and life without a pulse.

The Biology of the Pygmy Shrew: The Metabolic Redline

Meet the mammal that must eat every two hours or die. Discover the Pygmy Shrew and the extreme biology of the Metabolic Redline.

The Biology of the Alligator Snapping Turtle: The Worm Lure

Meet the animal with a fishing lure in its mouth. Discover the Alligator Snapping Turtle and the extreme biology of Aggressive Mimicry.

The Biology of the Spider Leg: Hydraulic Extension

How does a spider walk? Discover the unique biological mechanics of Hydraulic Leg Extension and the lack of extensor muscles.

The Biology of the Tongue-Eating Isopod

Meet the parasite that becomes an organ. Discover the Cymothoa exigua and the extreme biology of Functional Replacement.

The Science of the Boxfish: Hexagonal Armor

Meet the squarest fish in the sea. Discover the Boxfish and the rigid, hexagonal bone structure known as the Ostraciform Carapace.

The Biology of the Cheetah: Skeletal Mechanics

How does a cat reach 70 mph? Discover the Cheetah and the extreme biological physics of the Flexible Spine and Dual-Suspension Gallop.

The Science of the Cricket Ear: Auditory Spiracles

Where are a cricket's ears? Discover the bizarre biology of the Cricket Ear, located on its legs, and the internal acoustic tubes that allow it to hear.

The Science of the Crocodile Heart: Shunting

How does a crocodile stay underwater for two hours? Discover the Foramen of Panizza and the extreme biology of Cardiac Shunting.