(2009) who found in 0.00, 0.05, 0.95 and 0.00, 0.10, 0.90, respectively in Brahman and Simmental cross-breeding
and by Curi et al.
Breeds such as the Akita, Afghan Hound and Chinese Shar-Pei, which have been classed as ancient, are no closer to the first domestic dogs than other breeds due to the effects of lots of cross-breeding
, the study found.
in dairy cows in the UK has not been widely practised to date but our partnership enables us to offer commercial farmers in the British Isles a new outcross option, and one with higher fertility and longevity capability.'
Intrigued, Tilghman and her colleagues obtained mice of the same species, repeated the cross-breeding
, and saw the same results.
They have also experimented with cross-breeding
foreign breeds of cattle like the Brangus, which is the resulting offspring of a cross between a Brahman cow from New Zealand and an Angus cow from Australia, she said.
Some animal rights activists argue that ligers suffer from defects as a result of the cross-breeding
and are little help in preserving an already endangered species.
IRELAND'S traditional workhorse faces extinction because producers are cross-breeding
with other types of stallion to create showjumpers.
Bill Foster, dairy breeding specialist with Genus Breeding, said the increase underlined the dairy industry's recognition of the benefits that cross-breeding
It's a reason why more people are going back to British native breeds and looking at cross-breeding
closely related frogs, he hopes to recreate the phenotype, or physical appearance, of the extinct variety, which featured shortened limbs and snout.
The finding is expected to fuel the debate over whether the red wolf is a separate species -- eligible for conservation under the Endangered Species Actor a hybrid resulting from years of cross-breeding
between overlapping populations of gray wolves and coyotes.
``Despite the Holstein's proven milk production ability, many cost-conscious British and Irish farmers are increasingly interested in the commercial advantages of cross-breeding