A cryptic taxon of Galápagos tortoise in conservation peril
✍ Scribed by Russello, Michael A. (author);Glaberman, Scott (author);Gibbs, James P. (author);Marquez, Cruz (author);Powell, Jeffrey R. (author);Caccone, Adalgisa (author)
- Book ID
- 120121869
- Publisher
- Royal Society
- Year
- 2005
- Tongue
- English
- Weight
- 227 KB
- Volume
- 1
- Category
- Article
- ISSN
- 1744-9561
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## Background Giant Galápagos tortoises on the island of Española have been the focus of an intensive captive breeding-repatriation programme for over 35 years that saved the taxon from extinction. However, analysis of 118 samples from released individuals indicated that the bias sex ratio and larg
The reproductive physiology of nine Galápagos tortoises (Geochelone nigra) was studied from February 1988 to May 1989. The study encompassed the annual reproductive cycle to include complete mating and nesting sequences. Male (n = 4) and female (n = 5) seasonal reproductive changes were determined t