The adventures of two aliens as they learn about Earth. In this first episode, the WotWots investigate a strange noise.

DottyWot makes loopy fruities for breakfast, and SpottyWot realises his long drinking straw is like a giraffe's neck

DottyWot spots a pair of unusual pink legs through the Sneak-a-peek.

SpottyWot looks for his sister using a Sneak-a-peek, but ends up finding a new animal instead.

The aliens follow a stripy animal and decide they would like to have stripes too.

SpottyWot is in a mood to zoom and is frustrated that his sister is not moving fast enough. However, he is impressed when he finds a creature that does everything slowly

On a warm and sunny day, the big-hearted aliens decide to join the animals of the zoo in taking a midday nap.

Spottywot's chair runs out of fuel, leaving him hanging from the ship's rail and he discovers he is not the only one who can swing from his hands

Dotty watches cloud shapes drift by and looks for animals at the zoo that are just as fluffy and white

SpottyWot's chair has a cold and keeps sneezing, so the duo try to it cheer up

SpottyWot finds an animal that can show him how to stretch. Narrated by Nicholas Parsons

SpottyWot is upset when his brightest shiny crayons go missing, so his sister sets out to find them for him

SpottyWot is upset when his antenna goes straight and spiky - until he finds an animal who is proud to be covered in lots of prickly bits

SpottyWot loves to skip and bounce, and goes to the zoo to find out what creatures do the same.

The alien duo get the hiccups after finishing their fizzy drinks

The aliens learn about warning signs around the zoo and make a giant notice for their egg-shaped ship to warn off any giant hens that try to sit on it.

SpottyWot gets the hiccups, so DottyWot heads out into the zoo to investigate a croaking animal that seems to have the same complaint

SpottyWot investigates how animals camouflage themselves in the zoo, to help him sneak up on his sister.

SpottyWot has a staring contest with DottyWot, before visiting the zoo to discover which creatures can out-stare his sister.

The aliens learn about creatures that hang upside down when SpottyWot does stunts in his flying chair and DottyWot visits the zoo

SpottyWot refuses to eat broccoli soup, so DottyWot sets out to show him that greens are important. Narrated by Nicholas Parsons

DottyWot helps SpottyWot to scratch his feet, before the pair head out into the zoo to meet an animal that can use its toes like fingers

he aliens warm up on a cold day and learn how the zoo animals cope in frosty weather.

The aliens think they can hear a fellow WotWot calling their name, but on further investigation discover another colourful creature

SpottyWot sets out to find a real dinosaur after seeing a picture of one

When DottyWot insists on napping in the sun, SpottyWot heads off to play catch on his own, but is delighted when a zoo animal decides to join in

DottyWot is disappointed when she loses a jumping competition, so she visits a zoo to find animals she can learn from.

SpottyWot tries to fix his sister's broken chair, but keeps on losing his spanner. Luckily, one of the zoo's residents is on hand to show him how to keep important things safe.

DottyWot decides to become a knight and sets out to find a dragon in the zoo.

The two aliens play a guessing game with their fluffy antennae, and visit the zoo to find an animal that might like to join in

The aliens try to draw in the dark, but find it very difficult.

SpottyWot thinks a big digger laying drains at the zoo is a hungry animal

The aliens pull funny faces, but are not the only ones laughing

SpottyWot thinks he has discovered a strange animal with two heads, and sets out to find it in the zoo

SpottyWot has trouble scaring his sister with a loud roar, so the aliens try to find an animal that he can copy.

DottyWot sees a strange duck-billed animal on the zoo pond

SpottyWot learns about bees while out smelling flowers

An animal with hundreds of eyes gives SpottyWot a surprise, and he rushes off to tell his sister about the new creature he has discovered.

SpottyWot learns how to track animals.

The two aliens find interesting footprints and decide to follow them, before Spottywot makes paw prints of his own.

SpottyWot searches for a zoo animal that is blue, convinced it is the best colour in the galaxy

The inquisitive extraterrestrials search the zoo for an animal that might be able to teach them new dance moves

SpottyWot prepares a special puzzle for his sister DottyWot while she sleeps, challenging her to follow a seres of clues that lead her all around the zoo

SpottyWot discovers the new colours that are created by mixing paint.

Spottywot makes a crayon rubbing from the bark of a tree and Dottywot spots something lumpy and bumpy in the zoo

The gang sees a rainbow and mistakes it for an upside down smile

The inquisitive aliens find a mysterious trail of slime. SpottyWot thinks it is goo from the lick of an animal with a giant tongue, so they try to track down the creature

The duo discover the dingo enclosure at the zoo, and when SpottyWot sees how comfy it looks, he decides to build a den of his own

SpottyWot designs a remote-control for his chair, and uses his invention to recover a spanner from inside an animal enclosure.

The two aliens are very proud of their fluffy antennae and decide to go in search of the best horns, crests and hair the zoo animals have to offer

SpottyWot adjusts his chair so he can travel faster, but after seeing a fast animal at the zoo he decides the secret to speed lies in the colour of his spots

The inquisitive aliens discover that lots of animals have bright red fur or feathers