Animal Info - Glossary G
- Gallery forest
- Luxuriant forest lining the banks of waterways.
- The individual or generation of a plant exhibiting alternation of generations that bears
sex organs (compare "Sporophyte").
- Gamma diversity
- See diversity - gamma.
- Each gene is a linear segment of a DNA molecule that
includes a specific sequence of paired bases. The genes belonging to each cell are
arranged on chromosomes, which are simply giant molecules of DNA.
Each gene is responsible for a single inherited property or characteristic of the
organism. Higher organisms like flies or humans have 50,000 - 100,000 genes. Simple
organisms like bacteria have 2000 - 3000 genes.
- Generation (or "Generation time")
- A period of time characteristic of an animal species and/or population that can be
- The average age of parents in the population (used in the criteria for the 1996 IUCN Red Data List
- The average age at first breeding, or
- The time from a given stage in an animal’s life to the same stage in
the animal’s offspring’s life (e.g. the time between when an animal
is born and when its offspring is born)
- Genus (plural "Genera")
- A taxonomic division that generally refers to a group
of animals which are similar in structure and descent but are not all able to breed among
themselves. For example, the lion, leopard and tiger all belong to the genus "Panthera."
- To begin to grow.
- 1) Pregnancy; 2) the period from implantation
of the embryo in the uterus to birth; or 3) the period from conception to
- Gibber desert or plains
- Large areas in Australia covered by small, rounded
pebbles, rocky ranges and low scrubby vegetation.
- A "GIS" (Geographic Information System) is a means of storing and manipulating
a variety of geographic information (e.g. vegetation, animal species distributions, land
use) in a computer in a way such that the information can be combined and analyzed in
different ways for management purposes.
- To gather food (e.g. insects) bit by bit.
- Gran Chaco
- The Gran Chaco is a flat plain in the region of northern Argentina,
southeastern Bolivia and western Paraguay and with a mosaic of vegetation types including
thorn forest, savanna, marsh and gallery forest.
- Referring to animals that feed on seeds or grain.
- A herbivore that feeds on herbaceous
vegetation (compare "browser.").
- Tending to associate with other animals of its kind; habitually living with other
animals of its kind.
- A substance composed mainly of the feces of
seabirds and used as a fertilizer.
- Guard hair
- Part of the coat of some animals consisting of longer, stiffer hairs which lie outside
and support the warmer, softer underfur.
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Last modified: June 23, 2006;