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Researchers found that spotted salamanders can associate visual landmarks with food. Thus spotted salamanders may learn landmarks in their habitat that are reliable indicators of resource locations or provide orientation clues for migration to and from breeding ponds. [23] Male salamanders come out earlier than females due to different ...
The spotted dusky salamander ... Females typically move or turn away as males approach and the males must follow slowly after the female. The male will perform a ...
The unisexual population of salamanders interacts with the blue-spotted salamanders to initiate reproduction, as the unisexual species is, for the most part, female. This interaction can be somewhat detrimental to blue-spotted salamander population because genes of the unisexual population are being promoted, creating competition between the ...
What is known about the yellow-spotted woodland salamander? Resembling a cross between a frog and a lizard, salamanders are characterized by their long, slim bodies and moist, usually smooth skin. ...
What do spotted salamanders look like? The spotted salamander can be hard to initially spot and can be recognized at first glance by its dark-colored exterior and the bright yellow or orange spots ...
As a general rule, salamanders with internal fertilization have indirect sperm transfer, but in species like the Sardinian brook salamander, the Corsican brook salamander, the Caucasian salamander and the Pyrenean brook salamander, the male transfer his sperm directly into the female cloaca.
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Male Dendropsophus microcephalus calling. Sexual selection in amphibians involves sexual selection processes in amphibians, including frogs, salamanders and newts.Prolonged breeders, the majority of frog species, have breeding seasons at regular intervals where male-male competition occurs with males arriving at the waters edge first in large number and producing a wide range of vocalizations ...