Access
This article is part of Nature's premium content.
Published online 3 May 2003 | Nature | doi:10.1038/news030428-19
News
Salamanders can do maths
Amphibians hint that number skills evolved early.
Salamanders, given a choice between tubes containing two fruitflies or three, lunge at the tube of three1. This hints that the ability to differentiate between small numbers of objects may have evolved much earlier than scientists had thought.
To read this story in full you will need to login or make a payment (see right).
Comments
Reader comments are usually moderated after posting. If you find something offensive or inappropriate, you can speed this process by clicking 'Report this comment' (or, if that doesn't work for you, email webadmin@nature.com). For more controversial topics, we reserve the right to moderate before comments are published.
There are currently no comments.
