71.   It began leaking diesel oil Friday into a bay on San Cristobal Island populated by rare marine species, government officials said.

72.   Many were rare species, they said.

73.   Mei Mei the giant panda has given birth to a male cub, the fifth of the rare bearlike species born in Japan, a zoo official said Tuesday.

74.   Melon-headed whales are a rare species so named because of the round shape of the heads.

75.   Many Chinese are willing to pay high prices for rare species because of their supposed medicinal value.

76.   Organizers decided to move it to protect the nesting grounds of a rare species of hawk.

77.   Rare species of primate call to each other at first light and huge birds of prey slowly circle the canopy.

78.   Rare species there are in danger of becoming locally extinct.

79.   San Cristobal is one of the Galapagos Islands, which are famous for their giant tortoises and rare species of birds and plants.

80.   Several rare species, including white and Dalmatian pelicans and pygmy cormorant, have been brought back from near extinction in the delta.

a. + species >>共 618
endangered 27.52%
new 5.82%
different 4.65%
native 3.04%
rare 2.96%
protected 2.54%
threatened 2.33%
animal 2.09%
the 1.93%
human 1.56%
rare + n. >>共 1661
occasion 3.30%
case 2.82%
disease 2.38%
opportunity 2.21%
moment 1.96%
appearance 1.89%
form 1.79%
exception 1.47%
species 1.46%
book 1.42%
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