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Solanaceae
The Solanaceae is a family of flowering plants, many of which are edible, while others are considered poisonous. The family is informally known as the nightshade or potato family. The family includes ... > more -
Decline in amphibian populations
Dramatic declines in amphibian populations, including population crashes and mass localized extinction, have been noted since the 1980s from locations all over the world, and amphibian declines are ... > more -
Japanese Crane
The Red-crowned Crane is a large crane and is the second rarest crane in the world. In SE Asia, it is known as a symbol of luck and fidelity. The estimated population of the species is only 1,700 - ... > more -
Symmetry (biology)
Symmetry in biology is the balanced distribution of duplicate body parts or shapes. The body plans of most multicellular organisms exhibit some form of symmetry, either radial symmetry or bilateral ... > more -
Circadian rhythm
A circadian rhythm is a roughly 24 hour cycle in the physiological processes of living beings, including plants, animals, fungi and cyanobacteria. In a strict sense, circadian rhythms are ... > more
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