courtship behaviour वाक्य
उदाहरण वाक्य
मोबाइल
- However, once stones are obtained by the female after showing courtship behaviour, they will leave and return to her pair-male and their nest.
- However, once stones are obtained by the female after showing courtship behaviour, they will leave and return to the pair-male and their nest.
- They are renowned for their unique courtship behaviour, where males build a structure and decorate it with sticks and brightly coloured objects in an attempt to attract a mate.
- Based on this finding and on the analysis of mitochondrial DNA, as well as evidence of divergent behavioural repertoires among populations ( e . g . courtship behaviours ).
- Generally, these courtship behaviours are also assumed to be common to all " Mycteria " species and show remarkable homology within the " Mycteria " genus.
- The courtship behaviour of the flame bowerbird was filmed by Japanese photographer Tadashi Shimada in " Dancers on Fire ", a documentary that aired on the Smithsonian Channel.
- In a presumed example of courtship behaviour, a male Brazza's martin perched about 30 cm ( 1 ft ) away from a female and sang for about ten minutes.
- I've never noticed anything that I could even remotely comprehend as'courtship behaviour'( unless courtship in gulls involves the cock and hen fighting each other ) in these critters.
- Common species such as the tiger salamander and the mudpuppy are being given hormones to stimulate the production of sperm and eggs, and the role of arginine vasotocin in courtship behaviour is being investigated.
- The hare has been a traditional symbol of fertility and reproduction in some cultures, and its courtship behaviour in the spring inspired the English idiom " mad as a March hare ".
- There are three known courtship behaviours in bigfin reef squids, dubbed " male-upturned " mating, " male-parallel " mating, and " head-to-head " mating.
- Post-fledging behaviour and development of young falcons appears to be very similar to that of the peregrine falcon, and includes spending time with siblings and parents, and practicing hunting, territorial and courtship behaviours.
- Males secrete a spermatophore ( a united mass of sperm ), which is transferred to the female following courtship behaviour, in which the male holds the ends of the female's first legs in his chelicerae.
- At the Central Park Zoo itself there have been further same sex couples, with both an all-male couple ( named Squawk and Milo ) and an all-female couple ( named Georgey and Mickey ) conducting courtship behaviour.
- Breeding females may advertise oestrus ( being " on heat " or " in season ", i . e . that they are fertile, ovulating and receptive to breeding ) with pheromones ( scent ), courtship behaviour, and visual signals.
- The fanning of water over the spermatophores towards the female probably serves to move pheromones from the male to the female-this phenomena is known in many other non-copulating arthropods, and Proctor observed that females only cease predatory behaviours and initiate courtship behaviours after receiving the chemical signals.
- He begins by stating " Mr . Poulton fully accepts Darwin's theory of female choice as the source of the greater part of the brilliant colour, delicate patterns, and ornamental appendages that exist among animals, and especially among birds and insects . " Wallace then cites Poulton on the courtship behaviour of spiders:
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