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Diurnality, plant or animal behavior characterized by activity during the day and sleeping at night. Cathemeral, a classification of organisms with sporadic and random intervals of activity during the day or night. Matutinal, a classification of organisms that are only or primarily active in the pre-dawn hours or early night.
Shrikes are passerine birds known for their habit of catching other birds and small animals and impaling the uneaten portions of their bodies on thorns. A shrike's beak is hooked, like that of a typical bird of prey. Two species have been recorded in Illinois. Loggerhead shrike, Lanius ludovicianus; Northern shrike, Lanius borealis
Certain words in the English language represent animal sounds: the noises and vocalizations of particular animals, especially noises used by animals for communication. The words can be used as verbs or interjections in addition to nouns , and many of them are also specifically onomatopoeic .
The white-tailed deer is the state mammal of Illinois. This is a list of mammals in Illinois.A total of 70 species are listed. Species currently extirpated in the state include the white-tailed jackrabbit, American black bear, gray wolf, elk, American marten, cougar, fisher, North American porcupine, and American bison.
Crepuscular, a classification of animals that are active primarily during twilight, making them similar to nocturnal animals. Diurnality, plant or animal behavior characterized by activity during the day and sleeping at night. Cathemeral, a classification of organisms with sporadic and random intervals of activity during the day or night.
The fauna of Illinois include a wide variety of mammals, birds, amphibians, reptiles, fish and insects (not listed). The state bird is the Northern cardinal. The state insect is the monarch butterfly. The state animal is the white-tailed deer. The state fish is the bluegill. The state fossil is the tully monster.
Sound localization is an animal’s ability to identify the origin of a sound in distance and direction. [3] Several owl species have ears that are asymmetrical in size and location, which enhances this ability. These species include barn owls (Tyto alba), northern saw-whet owls (Aegolius acadicus), and long-eared owls (Asio otus).
Birds communicate alarm through vocalizations and movements that are specific to the threat, and bird alarms can be understood by other animal species, including other birds, in order to identify and protect against the specific threat. [27] Mobbing calls are used to recruit individuals in an area where an owl or other predator may be present ...