- ... that the New England tree frog and the Davies' tree frog (pictured) are threatened by the introduction of exotic fish such as trout into the streams in which they breed?
- ... that the Central American frog Duellmanohyla soralia is critically endangered and its population decline is due, at least in part, to the fungal disease chytridiomycosis?
- ... that during dry weather, the Texas toad remains dormant?
- ...that although the tiny Hochstetters frog of New Zealand has no tail, it has atavistic tail-wagging muscles?
- ... that, after the female Jog night frog has laid a clutch of eggs, both parents are involved in guarding them?