black tetra

Directory

References

Discover

An ancient egyptian hieroglyphic painted carving showing the falcon headed god Horus seated on a throne and holding a golden fly whisk. Before him are the Pharoah Seti and the goddess Isis. Interior wall of the temple to Osiris at Abydos, Egypt.

11 Egyptian Gods and Goddesses

Panoramic view at sunrise of moai, Ahu Tongariki, Easter Island (Rapa Nui), Chile

6 Lost Civilizations

Bar graph of the United States Death Toll during major events. Infogram chart.

U.S. Death Toll During Major Events

Calendar marking march 15th

22 Questions About Time and Timekeeping Answered

Young boys working in a thread spinning mill in Macon, Georgia, 1909. Boys are so small they have to climb onto the spinning frame to reach and fix broken threads and put back empty bobbins. Child labor. Industrial revolution

The Rise of the Machines: Pros and Cons of the Industrial Revolution

Franklin D. Roosevelt, who formulated the Four Freedoms.

7 Alphabet Soup Agencies that Stuck Around

Moonrise over Tucson, Arizona

Why Doesn’t Arizona Observe Daylight Saving Time?

black tetra

fish

Also known as: Gymnocorymbus ternetzi, blackamoor, petticoat fish

Learn about this topic in these articles:

description

In tetra
The black tetra (Gymnocorymbus ternetzi), also called blackamoor, or petticoat fish, is a deep-bodied fish that is 4–7.5 cm (1.5–3 inches) long. When small, it is marked with black on its hind parts and dorsal and anal fins; the black fades to gray as the fish…
Read More