Zoo u13 birds vocab

Homeothermy

• Ability to maintain constant body temperature in the face of fluctuating environmental temperature.

• Ability to adapt body temperature to match the environment.

• Ability to regulate body temperature through behavioral changes.

• Ability to maintain a body temperature that is lower than the surrounding environment.

Air Sac

• A thin-walled, air-filled space that connects to a bird's lungs, aiding in breathing; unique to birds.

• A solid organ that stores oxygen in mammals.

• A type of lung found in reptiles.

• A structure that helps fish breathe underwater.

Altricial

• Hatched or born in a fully developed state and able to fend for themselves.

• Hatched or born in an undeveloped state and requiring care and feeding by the parents.

• Capable of independent survival immediately after birth.

• Born with the ability to fly and find food without parental assistance.

Barbules

• Small structures that grow from the barbs of a bird's feather. Barbules overlap and interlock to give a feather rigidity.

• The main shaft of a feather that supports the barbs.

• The outer covering of a bird's skin that provides insulation.

• A type of feather that is used for display purposes.

Crop

• An expandable pouch in the esophagus of some birds and other animals specialized for storing food.

• A type of grain used for animal feed.

• A method of planting seeds in rows.

• A tool used for harvesting crops.

Clutch

• group of eggs.

• a type of shoe

• a mechanical device for engaging and disengaging power

• a group of friends

Filoplume

• Small, hairlike feathers with few, if any, barbs that have sensory receptors next to their bases; grow along down feathers.

• Large, flat feathers used for flight and stability in birds.

• Colorful feathers that are primarily used for display during mating rituals.

• Feathers that provide insulation and warmth to birds in cold climates.

Precocial

• Hatched or born in an advanced state and able to feed itself almost immediately.

• Hatched or born in a helpless state and requires parental care.

• Hatched or born with a fully developed set of teeth.

• Hatched or born with the ability to fly immediately.

Aves

• A class of mammals known for their fur and live births.

• A class of reptiles that lay eggs and have scales.

• A class of vertebrates known as 'birds' with feathers and endothermy.

• A class of amphibians that undergo metamorphosis.

Cryptic coloration

• A form of bright coloration to attract mates.

• Camouflage; makes an organism difficult to spot.

• A method of warning predators about toxicity.

• A type of coloration that changes with the environment.