They're brother and sister, but Angus is bigger. He is a good, brave, and clever dogand he likes that. Sadie isn't as quick to learnor to obey. Angus thinks she's scared of everything, but Sadie knows that's not true. Newbery Medalist Cynthia Voigt's story of border collie puppies growing up on a farm in Maine is for animal lovers of all ages, and for anyone who's ever hador ever wondered what it would be like to havea brother or sister just like themselves, but very, very different.They're brother and sister, but Angus is bigger. He is a good, brave, and clever dogand he likes that. Sadie isn't as quick to learnor to obey. Angus thinks she's scared of everything, but Sadie knows that's not true. Newbery Medalist Cynthia Voigt's story of border collie puppies growing up on a farm in Maine is for animal lovers of all ages, and for anyone who's ever hador ever wondered what it would be like to havea brother or sister just like themselves, but very, very different.