### animal | vertebrate | bird | magpie:

Australian magpie
* Most australian magpies eat insects
  - have bills
  - live in territory
* Some australian magpies have bird songs.

### animal | vertebrate | bird:

Male bird
* Many male birds are brightly colored to attract females.
* Most male birds have no phallus
  - sex organs that can be seen
* Some male birds are able to sing the species-specific song, even if they are reared in isolation
  - have splendid feathers for attracting females
* are also usually larger, with a darker colouring
  - frequently more brightly colored than females
  - more colorful than the females
  - much easier to train than female birds
  - often more colorful or have special structures used to attract females
* bring sticks and other materials to the female to construct or maintain the nest.
* can be aggressive in defending their chicks.
* have a powerful, penetrating directional call
  - testes and sperm ducts and male swans, ducks, geese and ostriches have a penis
* return first to establish nest sites, whereas females return about a week later.
* sing to attract female birds.
* sit on eggs and raise the young.
* use their songs and bright colors to attract a female ' s attention.
+ Bird, Behaviour, Mating:
  * For birds that choose new mates, part of the breeding season is 'display'. The male bird will do all sorts of things to attract females. These include singing, dancing, showing off the feathers and building a beautiful nest. Some male birds have splendid feathers for attracting females. The most famous is the peacock who can spread the feathers above his tail into a huge fan
  - Nesting
  * Most male birds have no sex organs that can be seen. But inside the male are two testes which produce sperm which is stored in the cloaca. Birds mate by rubbing their cloacas together, although with some birds, particularly large water birds, the male has a sort of a penis inside the cloaca

### animal | vertebrate | bird:

Many bird
* Most many birds come to feeders.
* Most many birds consume food
* Most many birds eat fruit seeds
  - red fruit
* Most many birds feed on insects
  - worms
* Most many birds find animal food
* Most many birds have backs
  - beaks
  - gizzards
  - glands
  - green feathers
  - heads
  - plumages
  - salt glands
  - sides
  - wings
  - live on seeds
  - make movement
  - nest in cavities
  - prey on animals
  - roost in trees
* Most many birds suffer from calcium deficiencies
  - use bills
* Some many birds consume ferment fruit
  - defend territory
* Some many birds eat caterpillars
  - finches
  - mosquitoes
  - feed insects
* Some many birds feed on buds
  - flower buds
* Some many birds get pest rodents
  - have barbs
  - lose beauty
  - rely on snails
  - see monkeys
  - show patterns
* come into contact
* exhibit patterns.
  - trouble
* inhabit areas.
* need areas
  - large areas

Marine bird
* Many marine birds have what are called salt glands.
* Most marine birds adapt to life.
* Most marine birds have glands
* Some marine birds eat fish
  - marine fish
* are adapted to life within the marine environment
  - also carnivorous
  - slow to reproduce, and they're migratory
* play significant roles in their complex ecosystem.
* use the large, edible leaves to construct nests in the trees.