Posted: 06 Feb 2015 09:52 AM PST
Lungfish and salamanders can hear, despite not having an outer ear or tympanic middle ear. These early terrestrial vertebrates were probably also able to hear 300 million years ago, as shown in a new study.
|
Posted: 06 Feb 2015 08:16 AM PST
Evolutionary researchers have determined that settling for 'Mr. Okay' is a better evolutionary strategy than waiting for 'Mr. Perfect.' When studying the evolution of risk aversion using a computational model of digital organisms, researchers found that it is in our nature -- traced back to the earliest humans -- to take the safe bet when stakes are high, such as whether or not we will mate.
|
2015년 2월 7일 토요일
ScienceDaily: Fossils & Ruins News
피드 구독하기:
댓글 (Atom)
댓글 없음:
댓글 쓰기