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Fossil remains of an ancient pregnant whale suggest that the animal gave birth on land some 47.5 million years ago.
Psychologist Diana Reiss discusses communication and cognition in dolphins.
Biologists are using data tags and a National Geographic Crittercam to study the dining habits of the largest animal on the planet.
What happens when a dolphin catches a cold? No, it's not a trick question. In this hour, we'll talk about what marine mammals can teach us about human biology.
Underwater digital tags show humpback whales use bubbles to trap schools of fish.
Much-maligned moths are more than the butterfly’s drab cousin.
Hawk moths feed like hummingbirds. Ty Hedrick wants to know how they hold steady...
Can woolly bear caterpillars predict winter weather?
Several newly-discovered species of caterpillar in Hawaii function equally well ...
A virus known as baculovirus sends caterpillar climbing for the treetops.
\tLegend holds that the length of a woolly bear caterpillar’s color bands can be used to forecast how severe the winter weather will be. The myth dates back to colonial American folklore but was popularized by a 1948 study. SciFri finds out if there’s any truth to the lore, and what the caterpillar’s fuzzy bristles are really used for.