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Hybrid incompatibility occurs when the offspring of two closely related species are not viable or suffer from infertility. Charles Darwin posited that hybrid incompatibility is not a product of natural selection, stating that the phenomenon is an outcome of the hybridizing species diverging, rather than something that is directly acted upon by selective pressures. [4]
The edible frog (Pelophylax kl. esculentus) [1] [2] is a hybrid species of common European frog, also known as the common water frog or green frog (however, this latter term is also used for the North American species Rana clamitans). It is used for food, particularly in France as well as Germany and Italy, for the delicacy frog legs. [3]
Heterospecific mating between the gray treefrog and Cope’s gray treefrogs also can form an infertile hybrid which is highly costly to both parents due to the wastage of gametes. [8] Chemical signalling in ticks – Female ticks produce a pheromone that is a species-specific signal to attract conspecific males that are attached to the host ...
Chausie, a hybrid between a jungle cat and domestic cat. Subfamily Pantherinae. Genus Panthera. Ligers and tigons (crosses between a lion and a tiger) and other Panthera hybrids such as the lijagulep. Species P. tigris. A hybrid between a Bengal tiger and a Siberian tiger is an example of an intra-specific hybrid. Family Canidae
Parthenogenesis occurs naturally in some plants, algae, invertebrate animal species (including nematodes, some tardigrades, water fleas, some scorpions, aphids, some mites, some bees, some Phasmatodea, and parasitic wasps), and a few vertebrates, such as some fish, amphibians, and reptiles. This type of reproduction has been induced ...
Potatoes that have sprouted but are still firm and not green are safe to eat, as long as the sprouts are removed. "If the potato is still firm and free of green discoloration or a bitter smell, it ...
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A company responsible for producing ice cream products for several popular brands, including Hershey's, Jeni's and Friendly's, has issued a recall because some of its products may be contaminated ...