2 / 36 Mammal Anatomy and Physiology Options Flashcards
Standing with entire foot on the ground as in humans
Plantigrade
Standing up on the digits as in cats and dogs
Digitigrade
Standing on the tips of the toes on hoofs as in the ungulates
Unguligrade
The Mammalian Postures
Plantigrade, Digitigrade, Unguligrade
These are branched and are they shed every year
Antlers
These are not branched and are permanent
Horns
Composed of hair-like keratinized filaments
Rhinoceros Horns
Skin covered bone are found in giraffes
ossicones
They consist of a sheath of keratin over bone
Horns
Both sexes have them
Horns
Found in deer, elk, moose
Antlers
Usually found in males only
Antlers
Mature antlers are made of solid bone
Antlers
This is a key feature of the mammals
Hair
This is where hair grows up out of
Hair follicles