### mammal | hoofed mammal | ruminant | bovid | wild sheep | mountain sheep:

Bighorn sheep
* All bighorn sheep inhabit areas with steep mountain slopes and cliffs so they can evade predators.
* Most bighorn sheep eat food
  - plants
  - whole plants
  - feed on grass
* Most bighorn sheep have color
  - horns
  - necks
  - skulls
  - vision
* Most bighorn sheep live in elevation
  - regions
  - rocky mountain regions
* Some bighorn sheep have periods
  - shed winter coats
* adapt to climates
  - different climates
  - environments
  - many different climates
* are abundant in Black Canyon and the surrounding area
  - characterized by high adult survival and variable survival of offspring
  - diurnal animals
  - diurnal, feeding in the daylight hours beginning at dawn
* are found in central and eastern Washington
  - the mountain ranges
  - heavy horned and often broom
  - herbivores, feeding on grasses, sedges, and forbs
  - less vociferous than domestic sheep
  - mammals
  - seasonal breeders and females typically produce one lamb per year
  - territorial
  - very susceptible to diseases
* can also develop pneumonia independent of contact with domestic sheep.
* consume amounts
* eat different foods depending on the season
  - grasses, herbs, sedges and other low-growing plants
* favor open terrain in order to use their acute eyesight to avoid predators.
  - grasses in the summer and browse shrubs in the fall and winter
  - various grasses, young plants and leaves
* follow a poygynous mating strategy whereby the dominant males do most of the breeding
  - narrow trails over mountainsides and steep slopes
* get their name from the large, curved horns on the males, or rams.
* have a generally stocky build
  - muscular body with a very thick neck
  - double-layered skulls shored with struts of bone for battle protection
  - excellent eyesight
  - habitats
  - remote mountain and desert regions
  - separate ram and ewe bands most of the year
  - social groups but rams and ewes usually only meet to mate
  - the Rocky Mountain region of North America
* mountain sheep
* occupy environments.
* rest in shades.
* roam mountain ranges
  - the mountains, and the desert tortoise prowls the lowlands
* seem susceptible to diseases.
* use open stands on ridges.

### mammals:

Arctic wolf
* Arctic wolves have thick layers of fur, and their teeth are sharp.
* Arctic wolves hunt both caribou and muskoxen
  - in packs
* Arctic wolves live in Alaska, and other cold Arctic regions
  - groups called packs
  - packs and eat caribou
  - the Arctic Circle
  - prey on the herbivores in the next turn of the ecological spiral
* are mammals.

Domestic rabbit
* Many domestic rabbits are light-colored, which makes it difficult to hide from predators.
* Some domestic rabbits live in cages.
* are mammals
  - raised for meat and skins, the latter being used as pelts and for making felt
* can grow larger than wild rabbits.
* can make excellent pets
  - wonderful pets, but they do require lots of special care
* excavate burrows.
* have no regular estrus cycle.
* look a bit different from wild rabbits.

Heather vole
* Most heather voles live in birch and willow thickets near the tree line
  - survive for only a year
* eat heath plants.
* live in all forests, at the edge of woodlands, and in uphill 'heaths'.

### mammals:

Hoary bat
- most common in the southwest
  - open air predators with a swift and direct flight pattern
  - solitary
* are the most widespread of all bats in the United States
  - only bats known to hibernate out in the open
  - thought to mate around the time of autumn migration
  - widespread and secure over much of their range
* get their name from the white hairs sprinkled over their red-brown fur.
* live alone except during fall migration and when mothers are accompanied by their young
  - in trees and migrate south for the winter
* migrate to warmer climates in winter.
* spend the summer days hidden in the foliage of trees.