National Geographic, Volume 191National Geographic Society., 1997 - Geography |
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... male swims loops and grunts loudly to attract a passing female . But he's wast- ing his time unless he cultivates a thick mat of maroon algae on a rock to win her favor . Males who clean off rocks so that only maroon algae thrive easily ...
... male swims loops and grunts loudly to attract a passing female . But he's wast- ing his time unless he cultivates a thick mat of maroon algae on a rock to win her favor . Males who clean off rocks so that only maroon algae thrive easily ...
Page 80
... males grew much larger than females . Thus the first track may have been made by a female and the second by a male . And maybe not just one male . The imprint of a second big toe in several of the larger prints suggests that anoth- er ...
... males grew much larger than females . Thus the first track may have been made by a female and the second by a male . And maybe not just one male . The imprint of a second big toe in several of the larger prints suggests that anoth- er ...
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... males . Others in the colony , all of them male , never mate ; they simply defend the home territory against invaders . This is the first time such insect- like cooperation has been observed in marine life , says J. Emmett Duffy of the ...
... males . Others in the colony , all of them male , never mate ; they simply defend the home territory against invaders . This is the first time such insect- like cooperation has been observed in marine life , says J. Emmett Duffy of the ...
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afarensis Africa Alaska American Arctic Asia Asst astemizole bearded seal bones British called cetirizine China Chinese Chrysler cisapride clarithromycin CONTRAINDICATIONS David DAVID DOUBILET Delhi delta dingo Director dose drive drug early Editor Explorer feet female fence fish Ford fossils GM Corp hominids Homo erectus Hong Kong Hubble human India island itraconazole John Joseph Rock Kaliningrad ketoconazole Khan Kublai Lake land lichens live look male Manager ment mg/kg/day miles million years ago Mongols Moscow mountain National Forest NATIONAL GEOGRAPHIC SOCIETY Naxi Nile North Ocean omeprazole OnStar paper patients pearls percent PHOTOGRAPHS PRAVACHOL pravastatin PRILOSEC Research river road Robert Rock Russian says scientists Service ship South Soviet species SPORANOX Sri Lanka Tamils terfenadine Tigers timber tion trees tunnel Vice President village wildlife William Yellowstone ZYRTEC