نتایج جستجو برای: red fox vulpes vulpes
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Invasive mammalian predators are efficient at driving native animal declines. The red fox (Vulpes vulpes) kills millions of endemic reptiles in Australia each year. In areas south-eastern Australia, the eastern long-necked turtle (Chelodina longicollis) and Murray River (Emydura macquarii) have declined by more than 50%. High rates nest predation foxes limit recruitment young turtles these popu...
The red fox Vulpes vulpes is one of the world’s most widespread carnivores. A key to its success has been broad, opportunistic diet. was introduced Australia about 150 years ago, and within 30 introduction already recognised as a threat livestock native wildlife. We reviewed 85 diet studies (totalling 31693 samples) from throughout species’ geographic range Australia. Mammals were major compone...
Non-consumptive effects of predators on each other and on prey populations often exceed the effects of direct predation. These effects can arise from fear responses elevating glucocorticoid (GC) hormone levels (predator stress hypothesis) or from increased vigilance that reduces foraging efficiency and body condition (predator sensitive foraging hypothesis); both responses can lead to immunosup...
Single nucleotide polymorphisms (SNP) are the ideal marker for characterizing genomic variation but can be difficult to find in nonmodel species. We explored the usefulness of the dog genome for finding SNPs in distantly related nonmodel canids and evaluated so-ascertained SNPs. Using 40 primer pairs designed from randomly selected bacterial artificial chromosome clones from the dog genome, we ...
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