Ageronia feronia, noise produced by.
Agrion, dimorphism in.
Agrion Ramburii, sexes of.
Agrionidae, difference in the sexes of.
Agrotis exclamationis.
Ague, tertian, dog suffering from.
Ainos, hairiness of the.
Aitchison, Mr., on sheep.
Aithurus polytmus, young of.
Albino birds.
Alca torda, young of.
Alces palmata.
Alder and Hancock, MM., on the nudi-branch mollusca.
Allen, J.A., vigour of birds earliest hatched; effect of difference of
temperature, light, etc., on birds; colours of birds; on the relative
size of the sexes of Callorhinus ursinus; on the name of Otaria jubata;
on the pairing of seals; on sexual differences in the colour of bats.
Allen, S., on the habits of Hoplopterus; on the plumes of herons; on
the vernal moult of Herodius bubulcus.
Alligator, courtship of the male; roaring of the male.
Amadavat, pugnacity of male.
Amadina Lathami, display of plumage by the male.
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