WebMar 5, 2024 · Amphibian Reproduction and Development. Amphibians reproduce sexually with either external or internal fertilization. They attract mates in a variety of ways. ... which it uses to swim. The tadpole also has gills to absorb oxygen from water. As the larva undergoes metamorphosis, it grows legs, loses its tail, and develops lungs. These … WebReproduction and lifestyle. Spawning season for bluegills starts late in May and extends into August. The peak of the spawning season usually occurs in June in waters of 67 to 80 °F (19 to 27 °C). The male bluegills …
Animals – Molluscs - austincc.edu
WebFeb 24, 2024 · If all the spores released grew into mushrooms, the spores produced by just one gill would cover 13 square kilometers with mushrooms. The spores travel from the mushroom along wind currents, and when they land in a moist place, they germinate. WebMar 17, 2024 · lungfish, (subclass Dipnoi), any member of a group of six species of living air-breathing fishes and several extinct relatives belonging to the class Sarcopterygii and characterized by the possession of either … meta profit slides than percent
Chondrichthyan - Respiration, reproduction & growth
WebReproduction. Males reach maturity when their body length is 18.5 to 20 cm (7.3 to 7.9 in). Females reach maturity at 24 to 25 cm (9.4 to 9.8 in) body length. Breeding is seasonal, taking place in the autumn and spring with complicated courtship displays, such as color change in males and distinct movements by both sexes. WebRespiration. Sharks breathe chiefly by opening the mouth while expanding the mouth-throat (bucco-pharyngeal) cavity and contracting the gill pouches to close the gill slits. With the … WebOne diagnostic feature of the larvae are the filamentous gills that emerge from the tip of the abdomen. These can be retracted for protection, or rhythmically expanded and contracted to increase oxygen flow. A plate called an operculum covers the retracted gills, and has a pair of well-developed claws attached to it. ... Reproduction. Adult ... meta programmes in coaching