Goldfish in the 12” x 24” tank were given the same kind of food and the same amount of food as the goldfish in the 24” x 60” tank. Also, equal numbers of goldfish were present in each tank. Results indicate that goldfish raised in the 24” x 60” tank grew on average 1” longer than the goldfish in the 12” x 24” tank.

What the theory that the sun goes around earth was replaced with the theory that earth goes around the sun this was an exaple of a

Recent research by marine biologists suggests that bottlenose dolphins have names for themselves. scientists played sounds they had identified as the names of particular dolphins, putting them through a synthesizer so that they did not sound like the voices of particular dolphins. the researchers found that dolphins would respond to the names of other dolphins that they were related to or associated with, but they ignored the names of strangers. this discovery suggests a much greater degree of self-awareness in aquatic mammals than was previously suspected. if this research holds up, what does it suggest about dolphins?

In 2001, records showed that local stocks of fish were down worldwide. yet, records of harvests indicated that fish were being taken at records rates. what was actually happening?