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A dragonfly in its radical final moult, metamorphosing from an aquatic nymph to a winged adult.. In biology, moulting (British English), or molting (American English), also known as sloughing, shedding, or in many invertebrates, ecdysis, is a process by which an animal casts off parts of its body to serve some beneficial purpose, either at specific times of the year, or at specific points in ...
Mouthbrooding, also known as oral incubation and buccal incubation, is the care given by some groups of animals to their offspring by holding them in the mouth of the parent for extended periods of time. Although mouthbrooding is performed by a variety of different animals, such as the Darwin's frog, fish are by far the most diverse ...
The name sable appears to be of Slavic origin and entered most Western European languages via the early medieval fur trade. [3] Thus the Russian соболь (sobol') and Polish soból became the German Zobel, Dutch sabel; the French zibeline, Spanish cibelina, cebellina, Finnish soopeli, Portuguese zibelina and Medieval Latin zibellina derive from the Italian form (zibellino).
In this video, a woman runs and experiment to show that not only are cats not out to steal milk from your baby’s mouth (or your baby’s breath), but they don’t particularly gravitate to milk ...
The larval stage of insect development is considered by some to be a form of altricial development, but it more accurately depicts, especially amongst eusocial animals, an independent phase of development, as the larvae of bees, ants, and many arachnids are completely physically different from their developed forms, and the pre-pupal stages of ...
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Cannibalized offspring can act as a food source for the male fish guarding them. [12] Often, male fish will consume their entire clutch if it is too small, as the energetic costs of caring for a small clutch may be greater than the reproductive benefits. [11] In other fish, filial cannibalism has been observed to regulate male fish's endocrine ...
A boa constrictor in the U.K. gave birth to 14 babies — without a mate. The process is called parthenogenesis, from the Greek words for “virgin” and “birth.” ... some animals can have ...