### animal:

Younger animal
* are more apt to play opossum than older ones
  - fertile than older cows and are less affected by environment
* are more likely to develop lung infections
  - die from the disease than older ones
  - prone to harm from salinity than are older animals
  - susceptible to sweetclover disease than older ones
  - often at play while adults are foraging, moving, or resting
* do have a better prognosis than older ones.
* have a rounder back and show a single rounded shape from the snout to the flukes
  - flesh-colored ears, nose, hands, and feet, and a white patch near the rump
  - the antioxidant enzymes to neutralize free radicals before they cause damage
* make more new neurons than older ones do.
* tend to be more seriously affected than older animals
  - dream more, or at least the outward signs are clearer

### animal:

Zooplankton
* Many zooplankton also undertake a daily vertical migration.
* Many zooplankton are crustaceans
  - larval stages of familiar animals
  - marine crustaceans
  - zooplanktons die
* Most zooplankton contains enzymes
  - eat smaller phytoplankton
* Most zooplankton has diets
  - offspring
* Some zooplankton also rely on accumulating tiny amounts of oils, whch help serve as floatation.
* Some zooplankton eats bacteria
  - plants
* Some zooplankton includes animals
  - microscopic animals
  - sea animals
  - is near bottoms
  - reaches maturity
* are microscopic organisms that eat other plankton.
* becomes food.
* feeds fish
  - small fish
* includes brains
  - cell membranes
  - cells
  - corpi
  - cytoplasm
  - faces
  - heads
  - nuclei
  - plasma membranes
  - sections
  - skulls
  - vacuoles
* is an animal
* lives in oceans
  - salt water
* provides food.
* transmits organisms.

Animalcule
* Some animalcules have color.
* includes cell membranes
  - nuclei

### animals:

American goldfinch
* Most american goldfinches eat seeds.
* Most american goldfinches have bright feathers
  - yellow feathers
  - prefer trees
  - use feet
* Some american goldfinches feed on catkins
  - have diets
* are animals
  - birds
  - bright yellow with black wings and a black cap
  - goldfinchs
  - small songbirds that eat seeds with their sharp beaks
  - social and generally found looking for food in small groups
  - the state bird of Iowa, New Jersey, and Washington
* communicate with each other mostly by songs and calls.
* continue to show more bright yellow coloration as spring approaches.
* feed on nodding thistle seedheads
  - seeds from purple coneflowers
* find food.
  - stable populations
* help in the dispersal of seeds because seeds are their main food source.
* live all across North America
  - at the edges of forests and plains

### animals:

Captive animal
* Most captive animals live for years
  - up to years
* Some captive animals eat honey.
* Some captive animals have expectancy
  - life expectancy
* Some captive animals reach maturity
  - sexual maturity
  - captives
* can harm themselves or others in many ways.
* drink water.
* eat some meat such as dog food.
* engage in highly social behavior, typically resting with each other.
* have problems.
* play an important part in conservation, education and research
  - roles
* require a daily food intake equal to one-quarter of their body weight.
* tend to be most active in the early morning and late afternoon and evening.

Female animal
* All female animals go through the same process.
* Many female animals eject sperm following in- semination.
* Most female animals have two functioning ovaries, but the hen uses only one, the left.
* Some female animals develop vaginitis which can cause severe itching.
  - females
  - of finer and more delicate build
* show little interest in males until injected with oxytocin.
* tend to shed after a heat cycle and after giving birth.