鸟学
2.Although mockingbirds superbly mimic the songs and calls of many birds, they can nonetheless be quickly identified as mockingbirds by certain aural clues.
3.The British Trust for Ornithology ringed a record 881,900 birds in 2004 to study migration and longevity.
4.I learned a lot from the old hands but also saw them make typical newbie mistakes (like holding on to a loser) for far too long.
5.Passeriformes is the largest group in aves. It has broad adaptive radiations in the nature. The origin and evolution of Passeriformes have been major arguments in ornithology.
6.Environmental management was carried out at Shanghai Pudong International Airport (SPIA) to avoid the bird strike, basing on which, the authors integrated the avian knowledge and computer technique, and built up an Avian Situation Information System (ASIS) for SPIA.
7.METHODS Decoction of AMK 40(g·kg)~(-1)·d~(-1) was given ig to female rats for 1,3 and 5 d,respectively. The observed items included absolute weight and relative weight,histology and ultrastructure of adrenals and kidneys,the serum level of urea nitrogen,creatinine and cortisol,and expression of 8-hydroxydeoxyguanosine(8-OHdG) and inducible nitric oxide synthase((iNOS)).
