When a breeding wolf dies, its sex and the size of its pack can determine whether that pack continues, according to research published July online by the Journal of Animal Ecology.
Without adequate space to raise their offspring, wolf packs lash out at competing clans and fight to the death to protect their turf.
A scientific report says the wolf population of Isle Royale National Park in Lake Superior is dangerously low for the third consecutive year, while moose numbers are steadily rising.
Plans to hold licensed wolf hunts in Sweden were blocked by a Stockholm court Wednesday following an appeal by environmental groups.
Swedish environmental groups on Friday vowed to block plans to cull wolves in controversial licensed hunts aimed at keeping their numbers down and potentially cutting the wolf population in half.
Wildlife managers are calling it an ecological success story. Conservation advocates say it threatens to undermine years of work to recover a once-endangered species.
Thirteen years after wolves returned to an east German village, its residents have not only overcome age-old fears to live peacefully alongside the predator but even come to enjoy the benefits of its presence.
(Phys.org)—Part of the ancient mystery of the makeup of the modern Western dog has been solved by a team led by researchers at the University of California, Davis, School of Veterinary Medicine.
Sweden is to resume its wolf hunt in what authorities have described as a bid to limit inbreeding and maintain healthy stocks, but environmentalists argued Thursday that the hunt violates EU law.
A remote Siberian region has placed a bounty on the heads of its wolf population, complaining that thousands of the predators are killing too many reindeer and horses.