Young puffling Oona and her little brother Baba are woken up in the middle of the night by a frog who has lost its way.
Bernie is trapped in his grotto. Can Oona find a way to get him out safely?
Spiky the baby hedgehog is lost. But when Oona goes to get her parents' help, Baba wanders off with Spiky to look for his mama. Now Oona must find him too!
Silky and Oona encounter a strange creature with eight arms during an underwater adventure.
Oona and Otto want to see the Salmon Leap, but first they have a big challenge: get Pip and Pop to go to sleep!
Oona and Baba help the seagulls defeat the Great Gull.
May the rabbit agrees to look after Baba while Oona goes fishing, but her plans are derailed when Baba finds a hibernating hedgehog.
Papa explains that the best way to approach a problem is to think carefully before tackling it, but Oona and Baba find his advice difficult to follow.
A tired and hungry little bee is trapped in Bernie's grotto, and Bernie needs help to get it out.
Pip and Pop hide from Otto at daybreak and he has to find them before he can sleep. Oona, Baba and Mossy join the search party, but Baba just wants to play.
Oona organises a get-together in the undergrowth with her friends, but things do not go to plan when Mossy brings along an uninvited guest - Fred the Flea.
Oona helps Bernie to impress his lady friend, Bernadette, with a delicious meal.
Oona practices her digging skills and helps a very impressive Dung Beetle to build his nest.
Mama has injured her wing. Oona helps Papa to find fish for the family.
Oona misses out on fun with her friends, but Baba finds a way to cheer her up.
When Baba takes Bernie's best shell, Oona helps him to make amends.
Oona and her friends get ready to watch the shooting stars.
Dragonflies are amazing! Oona and her friends want to watch them fly.
Silky has a new friend - Clementine the clam - and is offended when Oona can't understand why Silky thinks that she's so special.
Baba and Oona experience snow for the very first time!
Oona wants to build a burrow all by herself - but it's not easy!
Oona and Mama are on a mission to find fresh seaweed for the nest, while Papa and Baba guard the burrow from the seagulls.
Everyone needs help sometimes. Oona just has to learn to ask.
Papa keeps the family entertained on a fun day out.
Baba wants to be an owl. Oona shows Baba that puffins are cool too.
It's a hot day on Puffin Rock and everyone is struggling to stay cool.
Oona makes a new friend - Chloe, an Arctic tern who is visiting Puffin Rock for the summer.
When Oona and Baba find a sweet little lamb, Oona decides that he must be lost.
Oona gets tangled up in fishing twine near Seagull Cliff! Will she be freed before the seagulls come back?
Poor Baba is sick and needs to get some rest in the burrow.
Bernie is keen to have a quiet day on his own, but he has a surprise visitor: Bernadette is coming to shore!
When the mean old Black-Backed Gull moves into Seagull Cliff, the smaller seagulls move out and build a new nest beside the puffin's burrow.
Oona wants to show Baba a beautiful rainbow at the waterfall, but he is easily distracted and might miss it if he does not hurry up.
Baba is too young to join Oona and Silky on an exploration of the kelp forest, so Mama takes him on a treasure hunt.
Mossy has been waiting for the biggest berry on the island to ripen. But the Shrew Crew beats everyone to all the berries!
It's the longest day of the year. Oona and her friends gather at the stone circle to watch the sun rise, but Mossy has overslept!
When Bernadette the Hermit Crab announces that her shell is a bit too tight, kind-hearted, romantic Bernie offers to find her a new one.
Baba makes friend with a little snail, but is reluctantly called away to judge a race between Oona and May. When Baba returns, the snail has vanished.
Something very rare and very special is happening today - a solar eclipse!