Monotremata (Echidna, Platypus)
Chapter 32 Monotremata (Echidna, Platypus) Peter Holz Biology Taxonomy The order Monotremata is unique among mammals, as its members lay shell-covered eggs but nurse their young. The two families in…
Psittaciformes
Chapter 21 Psittaciformes J. Jill Heatley, Juan Cornejo General Biology Psittaciformes is a homogeneous order of over 350 extant species of parrots grouped in about 84 genera.12 The three superfamilies…
Use of Ultrasonography in Wildlife Species
Chapter 76 Use of Ultrasonography in Wildlife Species Thomas Bernd Hildebrandt, Joseph Saragusty When a great new technology is invented, the inventors rarely imagine all the different uses that will…
Crocodilians (Crocodiles, Alligators, Caiman, Gharial)
Chapter 5 Crocodilians (Crocodiles, Alligators, Caiman, Gharial) Gregory J. Fleming †, Deidre K. Fontenot Many of the 26 living crocodilian species are now endangered and are in need of both…
Hyrocoidea (Hyraxes)
Chapter 54 Hyrocoidea (Hyraxes) Julie E. Napier Biology The hyrax is a unique animal and the only one in the order Hyrocoidea. The one recognized family, Procaviidae, consists of three…
Anseriformes
Chapter 16 Anseriformes Kay A. Backues Taxonomy and Biology Until recently, the order Anseriformes (“waterfowl,”) has contained two families: (1) Anatidae, which includes the familiar ducks, geese, and swans and…
Ophidia (Snakes)
Chapter 8 Ophidia (Snakes) Brad A. Lock, Jim Wellehan Biology Taxonomy and Geographic Distribution Snakes are in the class Reptilia and the order Squamata, in the clade Toxicofera, infraorder Serpentes…
