How the Black Skimmer Catches Fish Without Diving
A Black Skimmer glides just above quiet coastal water, its long wings carrying its body only centimeters above the surface. The bird appears almost to be tracing a line across …
Animal Senses
How an Echidna’s Snout Detects Tiny Electrical Signals
An echidna moving across an Australian forest floor can look almost methodical. Its head stays low as it noses through leaf litter, investigates rotting wood and presses its long, narrow …