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SOS
Rhino
: In the News :
A Sweet Conundrum for Endangered Rhinos |
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A Sweet Conundrum for Endangered Rhinos |
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By Susan Brown
ScienceNOW Daily News
26 June 2006
SAN JOSE, CALIFORNIA--Sugar and spice may be what little girls are made of, but rhinoceroses appear to use a different cookbook. A new study shows that black rhinos stressed early in their pregnancies are almost 3 times as likely to have male babies as female ones. The imbalance may be due to a spike in blood sugar that selectively dooms female offspring. The finding could help attempts to rebuild wild rhino herds.
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