Drogi użytkowniku, aplikacja do prawidłowego działania wymaga obsługi JavaScript. Proszę włącz obsługę JavaScript w Twojej przeglądarce.
Dogs, wolves, and coyotes represent eight out of thirteen genera and fifteen out of thirty-five species in the Canidae family, which also includes foxes. These carnivorous mammals are descendants of the prehistoric Tomarctus that lived fifteen million years ago. According to fossil evidence, dogs were probably the first animals to be domesticated, at least ten thousand years ago. Domestic dogs developed from wolves that humans tamed and selectively bred for hunting, retrieving, and guard... więcej
Salem Press Encyclopedia of Science, 2022. 3p.
Dog psychology asks many of the same fundamental questions about dog behavior that psychologists have asked about human behavior. How do dogs perceive and think about the world? How do they learn and what do they remember? How are their interactions with their physical and social environments shaped by biology, evolution, and experience? Do dogs have personalities? Why do some dogs exhibit symptoms of distress and how should clinical problems in dogs like anxiety, excessive fear, and compulsive... więcej
Salem Press Encyclopedia of Health, 2020. 4p.
Twoje opinie są dla nas bardzo ważne i mogą być niezwykle pomocne w pokazaniu nam, gdzie możemy dokonać ulepszeń. Bylibyśmy bardzo wdzięczni za poświęcenie kilku chwil na wypełnienie krótkiego formularza.
Formularz
