They time their flights based on wind direction and temperature, and can even maintain a preferred direction against the wind.

The monarch butterfly migration is one of the great wonders of the natural world. Every year millions of them travel immense ...

The monarch butterfly migration is one of nature’s most spectacular phenomena, as millions of these delicate orange and black ...

Africa’s Great Migration sees millions of wildebeest and zebra thunder across the sun-bleached savannah, drawn by instinct to ...

Walton blames the use of herbicides and pesticides for the decline in the monarch butterflies. If cattle eat milkweed, it can ...