Vocabulary E-F

A-B / C-D / E-F / G-H / I-J / K-L / M-N / O-P / Q-R / S-T / U-V / W-X / Y-Z

E-F

Endangered
Any species which is in danger of extinction throughout all or a significant portion of its range and which is formally listed as endangered under the ESA.

ESA (Endangered Species Act of 1973)
A Congressional Act which provides for the listing, protection, and recovery of endangered and threatened fish, wildlife, and plants.

Ethogram
An ethogram is a catalogue or inventory of behaviours or actions exhibited by an animal used in ethology. The behaviours in an ethogram are usually defined to be mutually exclusive and objective, avoiding subjectivity and functional inference as to their possible purpose.

Ethology
The scientific study of animal behavior, especially as it occurs in a natural environment.

Experimental, Non-essential Population
A species listed as experimental and non-essential. Experimental, nonessential populations of endangered species (e.g., red wolf) are treated as threatened species on public land, for consultation purposes, and as species proposed for listing on private land. Endangered Species Act

Founder
An inpidual animal or plant that is from an original (often wild) population , that had no known relationship to any inpiduals in the population, except for its own descendants. As of 2008, this number is 7 for the Mexican wolf population