Found in temporary desert pools and mangrove swamps, some species of killifish can go without water for weeks at a time. And their eggs are no different: no water, no problem! Now, scientists have found that the eggs of two killifish species are so hardy, they can withstand being digested by birds, too. The finding may be the first firm evidence supporting an idea that has long held sway in scientific circles—that birds disperse fish.

Read my full story about killifish eggs over at Hakai.