CHICAGO (WLS) -- It's another sign of spring! The penguins at Chicago's Shedd Aquarium have begun building their nests as mating season gets underway. 1 of 9 As mating season begins at Shedd, sticks ...

Beneath the ice of Antarctica’s Weddell Sea, scientists discovered a vast, organized city of fish nests revealed after the colossal A68 iceberg broke away. Using robotic explorers, they found over a ...

Building a 5-acre pond for our two pet bass. This series documents the pond construction over eight days, from the initial build to filling it with water. Additional videos cover topics such as adding ...

Antarctic fish have built a sprawling neighborhood of neatly arranged nests in the Weddell Sea — a surprising display of organization in some of the coldest waters on Earth. The discovery suggests ...

The weaver bird tops every expert list of animal architects, and for good reason. Using only its beak and feet, a male weaver bird ties real knots in strips of grass to build a round, hanging nest.