Access
To read this story in full you will need to login or make a payment (see right).
News and Views
Nature 408, 298-299 (16 November 2000) | doi:10.1038/35042651
Open Innovation Challenges
-
Novel Approaches to Protecting Maize from Insect Damage
The Seeker is looking for novel approaches to protecting maize from insect damage. This Challenge re...
-
Optimizing Sub-cellular Localization Tags
The Seeker is looking for methods to optimize sub-cellular localization tags for protein expression....
nature jobs
Organic Chemistry
- Praj Matrix - Praj Industries Ltd
- Pune, Maharashtra Pune-411021 India
Senior Researcher in theoretical chemistry / physics
- Italian Institute of Technology
- Lecce, Italy
Speciation: Fish found in flagrante delicto
Mark Kirkpatrick
Abstract
Genetic analysis of cichlid fish in Nicaraguan lakes reveals a possible case of repeated sympatric speciation: the creation of two species from one in the same environment.
A species of vertebrate gives rise to another species on average once every few million years. That is somewhat longer than the time span of a typical research grant, which is one reason why speciation is a tough subject to study.
To read this story in full you will need to login or make a payment (see right).

