Avian Biology & Behavior Flashcards
6 cards from real CAS practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 Avian Biology & Behavior flashcards as text
What is the primary function of a bird’s keel bone?
Answer: To support flight muscles
The keel bone provides an anchor for powerful flight muscles, enabling birds to achieve flight efficiently.
Which part of a bird’s anatomy is responsible for producing sound?
Answer: Syrinx
The syrinx, located at the base of the trachea, is the specialized vocal organ that allows birds to produce sounds.
What is the primary reason birds engage in preening behavior?
Answer: To maintain feather health
Preening helps birds maintain feather health by removing dirt, aligning barbs, and spreading protective oils from the uropygial gland.
Why do some bird species migrate long distances?
Answer: To access seasonal resources
Birds migrate to access seasonal resources, such as food and nesting sites, that are unavailable in their breeding grounds year-round.
Which sense is highly developed in most bird species?
Answer: Vision
Vision is the most developed sense in birds, allowing them to detect prey, navigate, and recognize mates with high precision.
What is a primary social behavior seen in many bird species?
Answer: Flocking
Flocking provides birds with increased protection from predators, easier access to food, and social interaction benefits.