Atlantic eels undertake a transoceanic migration to spawn in which body of water?

Nature

Which fish migrates roughly 5,000 kilometers across the Atlantic Ocean to spawn in the Sargasso Sea, where it dies shortly after?

Arctic terns migrate 44,000 miles annually—the longest animal migration on Earth—experiencing more daylight than any other creature living today.

Nature

What natural cue do Atlantic eels rely on to guide their thousands-of-miles migration to spawn?

Atlantic eels navigate by Earth's magnetic field, swimming thousands of miles to the Sargasso Sea to spawn—then die without ever returning home.

Nature

Which small songbird is famous for flying nonstop for about 86 hours over the open Atlantic Ocean during fall migration?

Blackpoll warblers fly nonstop for 86 hours across the Atlantic Ocean, burning half their body weight in fuel.

Nature

Which shorebird is known for flying roughly 7,500 miles nonstop across the open Pacific Ocean during migration, guided only by magnetic fields and the sun?

Bar-tailed godwits navigate 7,500 miles over open ocean without stopping, using only magnetic fields and the sun.

Nature

Which ocean is the largest and deepest?

The Pacific Ocean is so enormous that all Earth's landmasses combined would fit inside it with room to spare.

Nature

Which mammal native to Australia is known for having venomous spurs?

Platypuses are remarkably bizarre: they lay eggs, produce venom, secrete milk through skin patches rather than nipples, and generate electroreception—all in one animal.