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A northern cardinal nest showing the nest structure and key features of their egg in Cardinalidae. Nearly all cardinalids are monogamous breeders and are highly territorial. Despite being monogamous this is only during the breeding season, and each year the birds might partner up with a different bird.
The northern cardinal (Cardinalis cardinalis), known colloquially as the common cardinal, red cardinal, or just cardinal, is a bird in the genus Cardinalis.It can be found in southeastern Canada, through the eastern United States from Maine to Minnesota to Texas, New Mexico, southern Arizona, southern California and south through Mexico, Belize, and Guatemala.
The pyrrhuloxia / ˌ p ɪr ə ˈ l ɒ k s i ə / [2] or desert cardinal (Cardinalis sinuatus) is a medium-sized North American songbird found in the American southwest and northern Mexico. This distinctive species with a short, stout bill and red crest and wings, and closely resembles the northern cardinal and the vermilion cardinal , which are ...
For three decades, David Johnson has guided nature lovers in early spring to northern Illinois lakes to hear the eerie yodeling of hundreds of common loons. Within the next 30 years, however ...
A rock may consist of one type of mineral or may be an aggregate of two or more different types of minerals, spacially segregated into distinct phases. Some natural solid substances without a definite crystalline structure, such as opal or obsidian , are more properly called mineraloids .
About two percent of fish species can change their sex during their lifetimes. Some tropical fishes like many in the wrasse family (Labridae) actually change sex based on their age and size.
Indigo bunting nest and egg laying. These birds are generally monogamous but not always faithful to their partner. In the western part of their range, they often hybridize with the lazuli bunting. Nesting sites are located in dense shrub or a low tree, generally 0.3–1 m (0.98–3.28 ft) above the ground, but rarely up to 9 m (30 ft). [22]
Cardinal or The Cardinal most commonly refers to Cardinalidae, a family of North and South American birds Cardinalis, genus of three species in the family Cardinalidae Northern cardinal, Cardinalis cardinalis, the common cardinal of eastern North America; Pyrrhuloxia or desert cardinal, Cardinalis sinuatus, found in southwest North America