Dictionary > Crotalus

Crotalus

Crotalus
(Science: herpetology) a genus of snakes of the family viperidae, one of the pit vipers, so-called from the pit hollowing out the maxillary bone, opening between the eye and the nostril.
They are distinctively american serpents. most of the 25 recognised species are found in the southwestern united states and northern mexico. Several species are found as far north as canada and east of the mississippi, including southern appalachia. They are named for the jointed rattle (greek krotalon) at the tip of their tail.


You will also like...

Still freshwater and plants
Still Freshwater & Plants

Plants in lentic habitats have features not found in terrestrial plants. They acquired these features as they adapt to t..

Plant Auxins
Plant Auxins – Phototropism & Geotropism

Plants produce hormones to regulate their growth. Auxins, for instance, influence plant growth. Know the role of auxin i..

Wart-like leaf galls on grape leaves
Plant Cell Defense

Plants protect themselves by releasing hydrogen peroxide to fight against fungal invasion. Another way is by secreting c..

Neurology of Illusions
Neurology of Illusions

Illusions are the perceptions and sensory data obtained from situations in which human error prevents us from seeing the..

Nephrolepis exaltata
Vascular Plants: Ferns and Relatives

Ferns and their relatives are vascular plants, meaning they have xylem and phloem tissues. Because of the presence of va..

Crossing Over and Genetic Diversity
Inheritance and Probability

Gregor Mendel, an Austrian monk, is most famous in this field for his study of the phenotype of pea plants, including ..