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The Bobolink (Dolichonyx oryzivorus)-General Biology APPEARANCE Male bobolinks have large, flat heads, short necks, and short tails. Males are black on the anterior portion of head, wings, and tail. The back, scapulars, lower back, rump, and upper tail-coverts are white/pale … Continue reading
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All About the American Redstart: Setophaga ruticilla General American Redstarts start singing formless songs after 2-3 weeks of being born and acquire adult songs after about 5 months (Sherry et at., 2016). During the breeding season, male American Redstarts usually … Continue reading
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All About the American Redstart: Setophaga ruticilla General Information The American Redstart is a wood-warbler with the scientific name Setophaga ruticilla. Their order is passeriformes and their family is paulidae. As members of passeriformes, American Redstarts share characteristics with … Continue reading
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A casual walk through a neighborhood forest and one may notice the lush landscape, rich flora and fauna, and the plethora of dump trucks? Due to the recent advent of world-wide geo-construction and resource extraction, many forests are now littered … Continue reading
Iyanna Williams & GAbrielle Ho Snow Bunting(Plectrophenax nivalis) Song https://www.hbw.com/ibc/species/snow-bunting-plectrophenax-nivalis The snow bunting’s song is very similar to the Carpodacus finches. Although certain syllables are shared between males in the same area, each has their own individual song (Espmark … Continue reading
Mimicry, often seen when an animal or plant resembles another object in its surroundings for concealment or protection from predators. There are many different kinds of mimicry, ranging from aggressive mimicry, where a predator mimics another organism to trap its … Continue reading
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Nuptial gift giving has been investigated in a number of invertebrate species, most namely spiders. In this behavior, males present females with prey items in which females will often accept and feed on. While females feed on the prey, males … Continue reading
Baltimore Oriole (Icterus galbula): Singing Behavior By: Rhea Randhawa and Elizabeth Ralston Types of Songs and Calls: The Baltimore Oriole (Icterus galbula) has a distinctive song that stands out among other birds due to its vigorous and harsh … Continue reading
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Northern Mockingbird: Mimus Polyglottos Northern Mockingbirds are not typical songbirds, as half of their repertoire is comprised of songs that are mimetic, meaning they are songs learned from other species, rather than just learned from adults of their species (Gammon … Continue reading
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Northern Mockingbird: Mimus Polyglottos Appearance The mean total length of male mockingbirds is about 24 cm, that of females is 23 cm (Derrickson and Breitwisch 2011). Sexes are very similar in appearance, with long legs and long tails, and gray … Continue reading
