6.4K views · 122 reactions | When you first release your brand new butterflies, some may not fly off at first - and that's okay! They often need some time to warm up in the sun before they're ready for their first flight. Some might even choose to do some climbing instead, like this little guy! | Insect Lore | Facebook

Insects were the first animals to ever develop the ability to fly, and, arguably, they did it the best. But this development was so unusual that scientists are still/working on, and arguing about, how and when insect wings first came about. | Eons • PBS