Dinosaurs lived on every continent.

A sea turtle's gender is influenced by incubation temperature.

Fact #379 · Nature

Cactus spines reduce water loss and protect against herbivores.

Fact #863 · Nature

Lightning strikes Earth about 100 times every second.

Fact #2445 · Nature

You are more likely to be struck by lightning than attacked by a shark.

Fact #2905 · Nature

The Amazon rainforest contains an extraordinary diversity of plant and animal species.

Fact #16 · Nature

Lightning can strike the same place more than once.

Fact #230 · Nature

A woodpecker's skull absorbs shock from repeated pecking.

Fact #393 · Nature

The magnetic north pole moves — it has shifted hundreds of miles since it was first recorded in 1831.

Fact #3408 · Nature