The controversy over whether the herbicide atrazine affects sexual differentiation in frogs is hopping again. A study in this issue of ES&T (pp 5255-5261) reports that go-nadal abnormalities—in particular the presence of immature female egg cells, or oocytes, in the testes of male frogs—are...
Female green and golden bell frogs in Australia will eat their male counterparts when their mating song displeases them.
Only female mosquitoes transmit diseases to humans. If mosquitoes reproduce less, it will reduce the number of diseases they spread. However, mosquitoes are also an important part of the food chain. Mosquitoes are food for fish, birds, bats, and frogs. Some mosquitoes are important pollinators ...
aIn spring, male frogs croak to attract female frogs. Birds sing to attract mates and also to warn off rivals. The squawking blue jay may be telling other birds, ''Keep out of my tree''. Voices may be used to scare away enemies or to defend territory by warning others to 在春天,吸引...
Calling Gray Treefrog The call of the gray treefrog (Hyla versicolor) is a short trill. In the audio clip below, you can hear the short trills of several gray treefrogs. Also in the background of the clip is the longer call of theAmerican Toad (Bufo americanus)...
Species song discrimination in adult female song and swamp sparrows Six female song sparrows (Melospiza melodia) and six female swamp sparrows (Melospiza georgiana) were treated with oestradiol, and their response to song m... William,A.,Searcy,... - 《Animal Behaviour》 被引量: 133发表:...
Step-by-Step Solution:1. Understanding Amplexus: Amplexus is the term used to describe the mating behavior of frogs, where the male frog grasps the female frog. This behavior is crucial for their reproductive p
Histological obserbations on peculiar secondary sexual characters in male and female of Rana tagoiIwasawa, HisaakiInoue, Chika
Attachment performance of male tree frogs (R. pardalis) and male and female torrent frogs (S. guttatus) on the 1125 mm rough surface at a high flow rate.Thomas, EndleinW., Jon P. BarnesDiana, S. SamuelNiall, A. Crawford...
Clulow J, Pomering M, Herbert D, Upton R, Calatayud N, Clulow S, Mahony MJ, Trudeau VL (2018) Differential success in obtaining gametes between male and female australian temperate frogs by hormonal induction: a review. Gen Comp Endocrinol. doi:10.1016/j. ygcen.2018.05.032....