An archaeologist at a museum scolds his small, silent dog, Shep, for supposedly removing a bone belonging to a dinosaur skeleton and orders Shep to bring the bone back, but Shep finds that the place where he buried his most recent bone has been dug up and a bulldog is walking away with the bone in his mouth. Shep chases the bulldog with intent of retrieving the bone, and so begins a battle of wits between Shep and the bulldog.
Charlie Dog, looking for a good home and some easy living, thinks he's found the perfect sap in Porky Pig. He tries to ingratiate himself with the pig, all the way avoiding Porky's attempts to get rid of the dead-beat dog.
Porky has a particularly menacing mouse in his house; after his traps, and an increasingly nasty set of cats all fail, Porky builds a robot cat. This cat proves to be a much bigger challenge for the mouse, who ultimately builds a robot mouse packed with explosives.
Woody and Wally share an apartment building. Woody's favorite pastime is playing golf... it's just a shame he plays inside the house instead of outside. Finally, Wally breaks his club and tells him not to make any more noise. Woody decides to forget his troubles by taking a bath. His bathtub is coin-operated and when he inserts a dime for the water, it falls down the drain.
General Daffy, in a Napoleon hat, commands a fort. Porky sleeps too soundly, so Daffy needs to roust him, but when the Indians attack, he's the only one awake to see them.
Sniffles the mouse's non-stop talking foils both the burglar and a tipsy Officer Bear, who's trying to sneak past his rolling pin-toting, sleepwalking wife.
Popeye's nephews have been practicing their music and are getting good, but it's bedtime. After Popeye puts them to bed, they discover that many of the things in their bedroom can also be used to make music. And they are also blessed with an uncanny ability to appear to sleep every time Popeye comes to check on them.
The Pilgrims, led by captain Porky Pig, set sail from Plymouth for America. We get a series of ocean sailing blackout gags, including a running bit between our narrator and the cook, looking for a fish suitable for dinner, a singing trio interrupted by seasickness, flying fish (in airplanes). Then, The Rains Came. A collision with an iceberg is narrowly averted. Land is sighted. The pilgrims are welcomed by Chief Sitting Bull.
Sniffles the mouse and his friend the Bookworm decide to take up egg collecting, setting their eyes upon a big barn owl egg. But the big barn owl isn't so hot on the idea.
Out hunting in the jungle with his spear, African native boy Inki keeps narrowly missing his prey: a parrot, a giraffe, even a butterfly. Then there's that weird black bird with the syncopated hop who keeps popping up out of nowhere, only to disappear mysteriously once again. Back to big game hunting, Inki puts his ear to the ground, not noticing the ferocious lion sneaking up on him.
Sniffles the mouse has to get an owl's egg for a scavenger hunt, but once he's gotten it, the egg hatches and draws the attention of the mouse-eating father owl.
The mice are on the loose after hours in a doctor's office, playing with the various pieces of medical apparatus. Susie Mouse is caged for research until her lover Johnnie frees her. A mouse orchestra plays a swinging wedding song. But throughout, a cat is stalking...
The whole family is at the beach for an outing, and each is having their own little adventure. The Captain fights the sun with his beach umbrella, in an attempt to nap. Grandpa tries to build a sand castle, but the waves keep wiping it out. Mama, after trying to defend her picnic basket, tries dipping a cautious toe into the big bad ocean, eventually needing to be rescued by the Captain.