Flexibility in the Migration Strategies of Animals

Flexibility in the Migration Strategies of Animals

Migrations — whether seasonal or irruptive, altitudinal, latitudinal, or longitudinal — are common across a wide array of taxa, ranging from insects, to fish, mammals, and birds. These migrations include some of the most astonishing feats in ecology and evolution....
The Elements of Animal Biology

The Elements of Animal Biology

This volume is intended as an introduction to the elements of animal biology for the use of students in the high school. The cut-and-dried method of exposition which is so commonly found in text-books and which so frequently deprives them of all traces of stimulating...