While on the voyage of the HMS Beagle, Darwin: Please choose the correct answer from the following choices, and then select the submit answer button. Answer choices studied Malthus's book Essay on the Principle of Population. discovered a love for sea travel. wrote The Origin of Species. nurtured his love of studying nature, exploring plant and animal diversity, and collecting fossils. corresponded extensively with Alfred Russel Wallace about their ideas on evolution.

Based on the observation that only male crickets produce a song, you hypothesize that a male's song is a form of communication to potential mates. you set up a simple experiment to test this hypothesis. in the laboratory, you place a male snowy tree cricket in enclosure a, which is adjacent to enclosureb. in enclosure b, you place other insects, one at a time, and observe their responses to the male's song. the enclosures are designed so that the two insects being tested cannot see or smell each other, but sound is transmitted from enclosure a to enclosureb.