Most of our early knowledge about the brain came from: A. naturalistic observation of primates. B. naturalistic observation of children in different cultures. C. case studies of brain damaged individuals. D. case studies of normal individuals.
Coral reef definition: A coral reef is a long narrow mass of coral and other substances, the top of which is... | Meaning, pronunciation, translations and examples English Dictionary | Thesaurus | Translator | Grammar | Scrabble | Blog
Coral reefs: tropical corals. Australia's 2,000km-long Great Barrier Reef is the worldâs largest coral reef. Tropical coral reefs are found between 30Â° north and south of the equator, in areas where surface water temperatures do not drop below 16Â°C. The total area of the world's tropical coral reefs is around 284,300km2. Tropical reefs can grow upwards at rates of 1cm to 100cm per year. They can form huge structures over incredibly long periods of time, making them the largest and oldest living systems on earth.