Diversity from adversity

Article Abstract:

The belts of Heathland in Southwestern Australia and South Africa put on the best wildflower shows on Earth and are considered as biodiversity hot spots that boast thousands of plant species each. Botanists are struggling to provide a convincing evolutionary explanation for the diversity in the two regions.

Author: Low, Tim, Cowling, R.M., Lamont, B.B., Pate, J.S., Beard, J.S., Wisheu, I.C., Rozenzweig, M.L., Olsvig-whittaker, L., Schmida, A.
Biological diversity, Biodiversity, Flower shows

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Flutter by, butterfly

Article Abstract:

This article describes the increase of butterfly populations in Australia due to the abundance of exotic plants in suburban gardens. Topics include criticism of books encouraging the attraction of butterflies and the damage butterfly larvae cause the environment.

Author: Low, Tim
Environmental aspects, Food and nutrition, Butterflies, Insect-plant relationships, Insect populations, Larvae

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To shun the sun

Article Abstract:

A study shows that the mammals at Australia feed at night to avoid the drying sun. Most mammals smell and hear better than they see, which means daytime activity confers no advantage, especially when days are hot and nights are mild.

Author: Low, Tim
Mammals, Animal feeding behaviour, Animal feeding behavior

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Subjects list: Research, Australia, Behavior
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