Does that robin in your yard mean spring is in the air?

Not always – but most of us will smile at the sight anyway. A favorite of young and old alike for its vivid color and cheery song, the American robin is the state bird of Connecticut, Michigan, and Wisconsin. Cornell Lab of Ornithology We think of American Robins as harbingers of spring, so when we […]

What Lights the Firefly

Commonly called fireflies or lightning bugs, the carnivorous beetles of the family Lampyridae are named for their use of bioluminescence when attracting mates or prey. Fireflies are capable of producing red, yellow, or green “cold light” containing no ultraviolet or infrared rays. Approximately 90% of the energy used in the process is converted to visible […]

curare

Definition: (noun) A toxic alkaloid found in certain tropical South American trees that is a powerful relaxant for striated muscles. Synonyms: tubocurarine. Usage: The arrow was usually tipped with a poison, such as curare, which would stun or kill the struck prey. Discuss …read more

Parietal Eyes

Lizards, frogs, lampreys, and some fish species possess a unique organ known as a third, or parietal, eye. Though referred to as an “eye,” this photoreceptive organ does not “see” in the same way that a standard eye does. Instead, it uses a different biochemical method of detecting light than normal eyes and helps regulate […]

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