### animal | vertebrate | bird | bluebird:

Eastern bluebird
* Most eastern bluebirds drink water
  - eat food
  - love fruit
* Most eastern bluebirds prefer habitats
  - nest sites
* Some eastern bluebirds provide food.
* can be very vocal in flocks.
* live throughout Maryland.
* occupy the United States and southern Canada east of the Continental Divide.

Mountain bluebird
* are a monogamous breed
* eat mainly insects and rely heavily on man-made nesting boxes for nesting space.
* rush from tree to tree in small droves.

Western bluebird
* are found west of the Rocky Mountains from Canada to Mexico
  - more restricted in nest box selection than mountain bluebirds
  - year-round residents that winter in territorial family groups
* require open habitat with grass between scattered trees.

### animal | vertebrate | bird:

Bowerbird
* Many bowerbirds are outstanding vocal mimics.
* Most bowerbirds feed on berries
  - fruit berries
* Most bowerbirds have bowerbirds
  - population size
  - live on fruit
  - spread wings
* Some bowerbirds build simple structures
  - towers
  - display crests
  - feed on nectar
* Some bowerbirds have apparent preference
* are an interesting group of birds
  - sexually dimorphic, meaning the male and female differ in external characteristics
  - so-named because of the intricate bower structures built by the males
  - the only animals so far that have been shown to use illusions for mating
* have a wide range of vocalizations
  - roles
* includes air sacs
  - bird's feet
  - brains
  - breasts
  - cell membranes
  - cells
  - chest cavities
  - chests
  - corpi
  - cytoplasm
  - ears
  - faces
  - flight feathers
  - heads
  - lips
  - mouths
  - nuclei
  - plasma membranes
  - quill feathers
  - rib cages
  - second joints
  - sections
  - skulls
  - sterna
  - talons
  - vacuoles
  - wishbones
* inhabit areas.
* lift wings.
* only prey on insects.

### animal | vertebrate | bird | bowerbird:

Female bowerbird
* Some female bowerbirds have apparent preference
* are susceptible to forced copulation when on the ground.
* pick the male with the bower they like best.

Male bowerbird
* Most male bowerbirds spread wings.
* Some male bowerbirds build structures
* build bowers, where they court and mate with females
  - chambers or runways, called bowers, made of sticks or other material
  - elaborately decorated structures called bowers to attract mates
* collect the fruits to display in their bowers.
* have an elaborate mating dance.

Regent bowerbird
* Most regent bowerbirds have bowerbirds
  - size
* are fruit eaters and live mainly in the upper levels of forest trees
  - important members of native ecosystems
* breed once yearly.
  - population size
* prefer dense trees and gullies.

Spotted bowerbird
* are locally common, however, overall the population is thought to be in decline.
* have a diverse range of vocalisations.

Breed bird
* forage in agricultural fields
* need proteins.
* prefer areas.

### animal | vertebrate | bird:

Brown creeper
* are tiny birds that look like a piece of bark from a few feet away.
* breed across a huge range extending from Alaska and Newfoundland south to Nicaragua
  - once per year and raise one brood per breeding season
* eat insects that are pests to some humans.
* fly only short distances between tree trunks.
* live in coniferous forests and forests of mixed coniferous and deciduous trees.
* move up along the trunk, sometimes going in circles around it.
* search for food on tree trunks and branches.

Cactus wren
* Some cactus wrens have eye stripes
* Some cactus wrens have white eye stripes
* are birds
* build two nests, one for their young and one for roosting.
* can have as many as three broods every season.
* live in desert thickets and areas with large cactus like the cholla.