Principles of taxonomy -- Formal classification of mammalia -- Review of mammalian classification -- Bibliography -- Index to technical names -- Index to vernacular ...

A REMARK made by Prof. Allen Thomson on this subject in a late number of NATURE induces me again to draw attention to some objections I offered to the placental classification in a review of Prof.

"A humpback who approached me peered into my eyes while I was aboard a boat and showed me the mirror of myself." ...

At head of title: Proceedings of the United States National Museum.

New research combines analytical tools and a nondestructive method to examine museum collections of various grasshopper species and reveal their dietary patterns, even decades after the collection of ...

Population bottlenecks caused by stark population loss due to illness or habitat destruction caused mammals' disease immunity ...