Tortoise

They look a lot different when they’re not covered with a layer of dust.

Originally posted at stories.starmind.org.

Cardinal

I’ve been told that, have you colour vision, this photo is rather striking.

Originally posted at stories.starmind.org.

Penguin

Turns out you can use the same technique for bats in mid-flight to get penguins in mid-swim.

Originally posted at stories.starmind.org.