1-7 of 7 Books
On the winter migration of the pomarine skua (Lestris pomarinus)
On the winter migration of the pomarine skua (Lestris pomarinus)
By Robert Warren
On the migration of Buffon's skua (Lestris parasiticus)
On the migration of Buffon's skua (Lestris parasiticus)
By John Robert Crane
Observations on Mr. Warren's foregoing paper
Observations on Mr. Warren's foregoing paper
By G. Henry Kinahan