Several animals have appeared in the Railway Series and the television series.
Animals in the Railway Series
This section is for animals that first or only appeared in the Railway Series, listed in chronological order.
The hungry goat
The goat eating the Fat Controller's hat
The Fat Controller once leant out of a carriage window to cheer for Edward and Henry, but his top-hat was blown into the goat's field and quickly devoured.
The fish
When Thomas took on water from the River Els some fish were pulled into the bucket used to fill Thomas' tank, and as a result were boiled in Thomas' tank, causing the little blue tank engine severe pains. The fish were later fished out and eaten by Thomas' crew, the Fat Controller and an inspector.
The circus animals
The circus animals
The circus which visited Sodor in "Troublesome Engines" owns several animals, like elephants, bears, ponies and camels.
Jumbo the elephant
Jumbo
An elephant who somehow escaped from the circus and took up residence in Henry's Tunnel. Henry encountered him while investigating a block in the tunnel. The workmen fed the elephant on sandwiches, cake and water, but Henry startled the elephant and was rewarded by a stream of water being squirted over his smokebox.
The newt
In "Off the Rails", a newt got on Gordon after he fell in the ditch.
The cows
The cows
Edward was passing a field when some cows, frightened by the noise, ran into his train and breaking a coupling. However, poor Edward didn't realise for a long time afterwards.
Bluebell
Bluebell
After her calf was taken to market, Bluebell mornfully trotted onto the bridge at Rolf's Castle, stopping Gordon and Henry from passing. She didn't move until Gordon's guard and a porter brought her calf to the bridge and led them away.
Champion
Champion
An inquistive bull who once strayed from some farm labourers and ran away. He eventually came across the railway and, seeing grass on either side, began to eat. Daisy tried to shoo him away, but was intimidated by Champion and backed away.
Dilly
Dilly
After Donald teased Duck about his "quacking", Duck's crew got revenge by slipping a small duckling into Donald's tender. When discovered, she becams friends with Donald and his crew, and eventually settled down at Haultraugh, where a small pond was nearby. She was named Dilly by the stationmaster, but she is known to everyone else as Donald's duck.
In the annuals, she disapeared for a few months, only to return to the station with her husband and children in tow!
Bulgy's hens
The hens
After Bulgy was turned into a henhouse, these hens took up residence in him. When Bulgy was eventually restored, the hens snuck in and roosted in his luggage racks. When Bulgy swerved suddenly the next morning, the hens woke up and caused chaos in Bulgy.
It is unknown whether or not the chickens ever received a replacement henhouse.
The spider
This spider spun a web in the basment of the Knapford Junction signalbox before moving on to greener pastures. However, her web caused a problem on the day of the Railway Series' Golden Jubilee, as it shorted the electrics in the signalbox just minutes before Pip and Emma came into the Junction with the guests.
The eels
Daisy once brought several crates of eels up to Ffarquhar for a restaurant. Unfortunately, a boy accidentally knocked a crate onto the platform, causing the eels to fall onto the line and give Daisy such a fright that she blew a fuse.
Animals in the television series
This section is for animals that only appeared in the television series.
The toad
The toad
This toad witnessed Thomas crashing onto the pier, and later hitched a ride on his valence.
The hungry ram
The ram
Percy once encountered this ram on the line. It was lured away by the driver with some cabbage. When Maithwaite station was later vandalised and several boys were trapped in the waiting room with the ram it was suspected to be the culprit, but the terrified boys confessed it was their fault and promised to help clean up. The Fat Controller gave the ram a pumpkin as a reward, but his top-hat was blown away by Harold and was munched up by the ram. The Fat Controller, happily, made light of the situation.
It is believed that the ram is owned by Jem Cole, as he is seen collecting the prize pumpkin for the ram.
Alicia
Alicia
When Alicia Botti came to Sodor, Thomas was chosen to take her with Annie and Clarabel. While being cleaned, a strange squeak came from the coaches. It kept up as Thomas went to Brendam and when he arrived, it was found that a small mouse had found it's way into Clarabel's compartment. the mouse was given a mousehole in Tidmouth Sheds, and was named Alicia by Thomas.
It is unknown whether or not Alicia stayed through the renovation of Tidmouth Sheds in "Calling All Engines", and whether or not she remains there.
The Fat Controller's cat
The cat
The Fat Controller owns a grey cat, as seen in two episodes.
Pegasus
Pegasus
Pegasus is a cart horse who lives on a farm near Dryaw airfield. After he foolishly wandered into a ditch, Harold winched him to safety. However, Percy saw Pegasus being pulled through the air and thought that Pegasus was flying.
Pegasus only appeared in the seventh season episode "Harold and the Flying Horse".
The dinosaur
Rheneas with the dinosaur skeleton
A group of archaeologists once discovered a dinosaur skeleton in the mountains near the Skarloey Railway.
Alice's dog
Alice, the girl who lives at Hill Farm, owns a white dog with a black spot.
The cow
The cow
In the twelfth season episode "Thomas and the Billboard", a cow on the line caused Thomas to switch tracks.
This was the first CGI-animated animal encountered in the series.