Switch tonew thesaurus Noun1. flying bird- birds having keeled breastbones for attachment of flight muscles carinate,carinate bird bird- warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings keel- the median ridge on the breastbone of birds that fly ...
The quantity is increased in the first void of the day, following overnight accumulation, and also in mature egg-laying hen birds, since the cloaca is expanded and will hold more. The hen will retain droppings while sitting on the nest, and void an enlarged quantity when she moves. The ...
specifically from the coronavirus family. It affects the upper respiratory tract of the chicken, as well as the reproductive tract. It can cause a significant drop in egg-laying, cause crinkly looking eggs, or stop laying altogether. It can also cause ...
on all aspects of avian biology -- including anatomy, physiology (circulation, digestion, respiration, flight, etc.), reproduction (territory, egg-laying, incubation, hatching), & mortality (longevity, diseases) -- as well as tips for backyard birders, an extensi...
E-coli Infection…Egg Binding…Egg Laying(Chronic) …Egg Yolk Peritonitis / Egg Peritonitis…Emphysema…Eye Problems Fatty Tumors…Feather Cysts / Feather Lumps…Feather Disorders…Feather Lice…Feather Plucking / Chewing…Fibromas…Avian Foot Chewing, Stomping, and Mutilation: The elusive cause: Avian...
Chick Deformities…Chlamydia / Chlamydiosis…Chronic Egg Laying…Crooked Beaks…Cryptosporidium / Coccidia…Coccidiosis…Conjunctivitis…Constricted Toe Syndrome…Conure Bleeding Syndrome(CBS) …Crooked Toes…Crop Mycosis, Thrush
noun warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings verb watch and study birds in their natural habitat 更多 英文 词典里"bird"的近义词 doll, birdwatch, dame是 英文 同义词词典中“bird"的热门同义词。 doll...
Female egg laying rate (a) and number of sperm ejaculated by males (b) were both highly sensitive to increases and decreases in temperature. Female (c: egg mass) and male (d: sperm viability) gamete quality were generally more resistant to temperature change. Hatching success (e), which is...
7" x 5" and weighs 3 pounds. However, the biggest egg for the size of the mother is laid by the kiwi and is a third of the weight of the bird. It is 5" long and can weigh as much as 1 lb. This would be the equivalent of an ostrich laying an 88 lb. (40 kg.) egg.[12...
The semiaquatic platypus and terrestrial echidnas (spiny anteaters) are the only living egg-laying mammals (monotremes). The fossil record has provided few... Phillips,J Matthew - 《Proceedings of the National Academy of Sciences of the United States of America》 被引量: 141发表: 2009年 Li...