A study found that redwood trees have two different leaves that serve different functions. The peripheral leaf, left, focuses on photosynthesis while the axial leaf is devoted to absorbing water.
Wherever trees grow, sooner or later their leaves get wet. For trees in wet environments, this can be a problem if films of water cover their stomata. These tiny pores allow carbon dioxide to enter ...
There are some 73,000 species of trees on Earth, according to one recent estimate. The writer Daniel Lewis zeroed in on a tiny fraction of them for his new book, "Twelve Trees." Each chapter is one ...
Islamiat Abidemi Raji receives funding and study permission from the A.P. Leventis Ornithological Research Institute, Jos, Nigeria. Colleen T. Downs receives funding from University of KwaZulu-Natal ...
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