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Glossary

A - E

Aquatic
Dwelling in the water. Most reptiles and amphibians are technically semiaquatic.
Arboreal
Dwelling in the trees.
Carapace
Upper shell of a turtle.
Carnivorous
Preying upon other animals; "meat eater".
Cloaca
Common chamber of the urinary, digestive, and reproductive canals. Also called a vent. It is somewhat analogous to an anus.
Crepuscular
Active at dawn and dusk.
Diurnal
Active during the daylight.
Dorsal
Pertaining to the upper surface. In vertebrates, the backside.
Dorsolateral
Intermediate area between the back and sides.
Endothermic
Producing body heat through internal metabolic reactions, as in birds and mammals; "warm blooded".
Exothermic
Gaining body heat through external heat sources, as in amphibians and reptiles; "cold blooded".

F - J

Fossorial
Dwelling underground.
Gravid
Bearing eggs or young; "pregnant".
Herbivorous
Consuming plant material; "plant eater".
Herp
From the Greek Herpeton. Refers to a reptile or amphibian.
Herpetocultural
Refers to the captive husbandry of reptiles and amphibians.
Herpetofauna
From the Greek Herpeton and "fauna", which means life. Refers to reptile and amphibian life.
Herpetology
The study of reptiles and amphibians.
Herptile
From the Greek Herpeton. Alternate of herp. Refers to a reptile or amphibian.
Insectivorous
Preying upon insects, spiders, and other arthropods.

K - O

Keel
A ridge. In turtles, refers to a middorsal ridge of the carapace. In snakes, refers to a longitudinal ridge on a dorsal scale.
Labial
Pertaining to the lips.
Lateral
Pertaining to the sides.
Middorsal
Middle of the back. In vertebrates, refers to the "line of the backbone".
Nocturnal
Active at night.
Omnivorous
Consuming a variety of materials, both plant and animal.

P - T

Parotoid Glands
Large wart-like glands located behind each eye of toads.
Plastron
Lower shell of a turtle.
Poisonous
Refers to an organism that carries a poison, but lacks an injecting mechanism. Compare to venomous.
Scute
A larger scale on a reptile; usually referencing turtle shell plates or larger scales on crocodilians.
Semiaquatic
Literally, "somewhat of the water". Dwelling in or near the water.
Terrestrial
Dwelling on the ground.
Tympanum
Eardrum; usually in reference to the external ear disk of frogs.

U - Z

Venomous
Refers to an organism that can inject venom via a delivery mechanism, such as stinger, fangs, etc. Compare to poisonous.
Ventral
Pertaining to the lower surface. In vertebrates, the belly.
Carnivore
An organism that preys upon animals; "meat eater".
Dorsum
The upper surface. In vertebrates, the back.
Endotherm
An organism that produces body heat through internal metabolic reactions, as in birds and mammals; "warm blooded".
Exotherm
An organism that gains body heat through external heat sources, as in amphibians and reptiles; "cold blooded".
Herbivore
An organism that consumes plant material; "plant eater".
Herpetologist
A scientist who studies reptiles and amphibians.
Herpetologists
Scientists who study reptiles and amphibians.
Herps
From the Greek Herpeton. Refers to reptiles and amphibians.
Herptiles
From the Greek Herpeton. Alternate of herps. Refers to reptiles and amphibians.
Insectivore
An organism that preys upon insects, spiders, and other arthropods.
Keeled
Having ridges. In turtles, refers to a middorsal ridge of the carapace. In snakes, refers to longitudinal ridges on the dorsal scales.
Omnivor
An organism that consumes a variety of materials, both plant and animal.
Parotoid Gland
Large wart-like gland located behind the eye of a toad.
Poison
A toxic substance that is ingested or absorbed in order to deliver its effect.
Scutes
Larger scales on a reptile; usually referencing turtle shell plates or larger scales on crocodilians.
Venom
A toxic substance that is delivered via stinger, fangs, etc.
Venter
The undersurface. In vertebrates, the belly.
Page last modified on February 17, 2007, at 12:45 PM