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adaptation: Media

biology and physiology

Videos

Evolution and diversity in Galapagos finches
The 14 species of Galapagos finches differ from each other mainly in beak structure...
Video: Encyclopædia Britannica, Inc.
The unique animal life of the Galapagos Islands
Speciation and biological diversity in Galapagos Islands ecosystems.
Video: Encyclopædia Britannica, Inc.
Understanding adaptations in the evolution of plants
Plants, ranging from the simple liverwort (a bryophyte) to the flowering plants (angiosperms),...
Video: Encyclopædia Britannica, Inc.
How Trees Survive Winter
Trees have to cope with extreme temperatures, water availability, and other seasonal...
Video: © MinuteEarth (A Britannica Publishing Partner)
Understand how plants, animals, and other organisms adapt to the urban ecosystem with a slight change in their behavior and genes
While many native species are lost when a natural landscape changes into an urban...
Video: © MinuteEarth (A Britannica Publishing Partner)

Images

light gray peppered moth (Biston betularia)
A light gray peppered moth (Biston betularia) and a darkly pigmented variant...
From the experiments of Dr. H.B.D. Kettlewell, University of Oxford; photographs by John S. Haywood
dark coloured peppered moth (Biston betularia)
Against the background of a lichen-covered oak tree, a darkly pigmented peppered...
From the experiments of Dr. H.B.D. Kettlewell, University of Oxford; photographs by John S. Haywood
adaptations
The habitat adaptations of walruses (thick skin to protect against cold conditions),...
Encyclopædia Britannica, Inc.
Giant panda (Ailuropoda melanoleuca) feeding in a bamboo forest, Szechwan...
© Jupiterimages Corporation
Adaptive radiation in Galapagos finches
Fourteen species of Galapagos finches that evolved from a common ancestor. The different...
Encyclopædia Britannica, Inc.