Animal cognition researcher John Pilley with Chaser, a border collie that knows the meaning of more than 1,000 words. Photos: Corbis; AFP
Animal cognition researcher John Pilley with Chaser, a border collie that knows the meaning of more than 1,000 words. Photos: Corbis; AFP

Does your pet care about you? Probably not. Here's why

Caroline Williams investigates just how intelligent, entertaining and empathetic our 'best friends' can be.

Animal cognition researcher John Pilley with Chaser, a border collie that knows the meaning of more than 1,000 words. Photos: Corbis; AFP
Animal cognition researcher John Pilley with Chaser, a border collie that knows the meaning of more than 1,000 words. Photos: Corbis; AFP
READ FULL ARTICLE