Copris lunaris, stridulation of.
Corals, bright colours of.
Coral-snakes.
Cordylus, sexual difference of colour in a species of.
Corfu, habits of the Chaffinch in.
Cornelius, on the proportions of the sexes in Lucanus Cervus.
Corpora Wolffiana, agreement of, with the kidneys of fishes.
Correlated variation.
Correlation, influence of, in the production of races.
Corse, on the mode of fighting of the elephant.