At Mack's insistence his T Rex eats the dog. Note the dog actually enjoys this as Mack drops his ice cream sandwich which Benson scarfs down. And of course when your hands are covered in melted ice cream you just go to Daddy to 'wipe the hands'.
Also, here's a new photo gallery showing some of Mack's early Spring exploits at the Zoo and Aquarium, the park and the back garden.