The young not only differs from the adult by the presence of its gills, but its feet are only developed by degrees, and in several genera there are also a deciduous beak and tail, and intestines of a different form

We measured the steady-state mean FRET efficiency (E m ) utilizing the acceptor photobleaching method, which dequenches the donor (CFP).

They seem to have a kairotic sense of timing. Some people dismiss this as luck. But it's much more than that.

What sort of a feringee is this? said a lively little tit—eh?