A) The process of birds changing their appearance. B) The process of birds building nests. C) The behavior of birds eating specific diets. D) The seasonal movement of birds from one place to another.
A) To establish territories. B) To refuel and rest during their long journeys. C) To find new mates. D) To hide from predators.
A) Arctic Tern B) Ostrich C) Penguin D) Hummingbird
A) To reduce bird populations. B) To make migration easier for birds. C) To encourage birds to find new routes. D) To ensure the survival of bird populations and maintain ecosystem balance.
A) Thermoreception B) Echolocation C) Magnetoreception D) Electroception
A) Changes in daylight length and temperature. B) Email reminders. C) Global migration alert system. D) Loud noises in the environment.
A) Europe B) Asia C) Antarctica D) North America
A) Offer them snacks during their journey. B) Keep cats indoors, reduce pesticide use, and avoid disrupting their habitats. C) Scare them away for fun. D) Plant more trees everywhere. |