Cockapoos, doodles, and other crossbreeds have behavioral problems, too
Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent six days a week. Designer crossbreed dogs are increasingly popular pets. By some estimates, the wider world of “doodles” alone rakes in over $1 billion dollars a year. Much of the rising interest is tied to claims that these mixed pooches possess more…