Monarch butterflies only flap their wings around 5 to 12 times per second — much more slowly than the average butterfly, who flaps about 20 times a second. In the right conditions, a migrating monarch ...

In die tijd worden vier opeenvolgende generaties vlinders geboren en sterven ze. Hoe ze hun overwinteringsplek terugvinden, blijft een mysterie. The Monarch Butterfly Biosphere Reserve World Heritage ...

Monarch butterflies only flap their wings around 5 to 12 times per second — much more slowly than the average butterfly, who flaps about 20 times a second. In the right conditions, a migrating monarch ...