One of the agouti species, a tropical rodent. Photo by mongabay.com.
DrTom's Natural History
The Madagascar periwinkle growing in the zoo in Antananarivo. Alkaloids from this species are used in the treatment of leukemia.
A major reason we are losing habitat for grassland birds like Bobolinks and Eastern Meadowlarks is housing development. This house is being built in the middle of a hayfield that has had a good population of birds for many years, but no more.
A Columbian white-tailed deer female, which we marked in the 1970s. This subspecies of whitetail was one of the first mammals placed on the U.S. Endangered Species List. Photo by unknown.
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