If you spot a rare butterfly in one of Hong Kong’s urban parks, consider yourself lucky.
A new study by a team of University of Hong Kong ecologists has found the environmental conditions and designs of the city’s parks to be a crucial factor in determining whether butterflies show up, and what sort, adding impetus to raising the conservational value of these important urban habitats.
Factors such as temperature, floral density, abundance of nectar plants, canopy cover and plant...
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