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0:00:06 > 0:00:10- Beyond all hills and vales, - Forests, lakes and dales
0:00:11 > 0:00:16- Stands a castle which keeps an eye - On creatures' feats, me oh my!
0:00:17 > 0:00:22- Come closer and see unfurled - Tiny creatures' big, big world.
0:00:24 > 0:00:26- It's been a stormy winter.
0:00:27 > 0:00:30- As the snow melts, - river levels rise...
0:00:30 > 0:00:33- ..and water crashes - against the rocks.
0:00:34 > 0:00:38- The lake is usually calm - but there are plenty of waves today.
0:00:38 > 0:00:41- Life is difficult - for the little creatures.
0:00:43 > 0:00:47- A wave has tipped Colin, - the caddis fly larva, upside down.
0:00:48 > 0:00:52- Help a little creature. I'm stuck.
0:00:54 > 0:00:56- Colin is stuck between the stones.
0:00:57 > 0:01:00- His sister, Catrin, - tries to turn him over.
0:01:01 > 0:01:03- Push, push, push yourself out.
0:01:11 > 0:01:13- Within a month or two...
0:01:13 > 0:01:17- ..Colin and Catrin will become - real caddis flies.
0:01:17 > 0:01:22- Until then, they live in cases - of sand which keep them safe.
0:01:23 > 0:01:27- If I move this stone, - you might be able to get out.
0:01:27 > 0:01:30- Excuse me, - can I have some help here?
0:01:34 > 0:01:38- I'd love to help but me and - the boys are busy digging a tunnel.
0:01:39 > 0:01:41- Dig, boys.
0:01:42 > 0:01:45- The red maggots are no help at all.
0:01:45 > 0:01:47- Colin is still stuck.
0:01:48 > 0:01:53- Colin isn't the only one - in trouble today.
0:01:53 > 0:01:57- In the forest, Gwen the slug - is trying to push herself...
0:01:57 > 0:01:59- ..through some tree bark.
0:01:59 > 0:02:05- Going around the tree would have - been easier than going through it.
0:02:05 > 0:02:08- I can't turn around. - Can someone help me?
0:02:09 > 0:02:10- Anyone? Help!
0:02:15 > 0:02:19- Gwen in a spot of bother again. - That's the second time today.
0:02:20 > 0:02:24- The beetle is used to seeing Gwen - in trouble.
0:02:24 > 0:02:28- Thanks, beetle. - You really are a friend.
0:02:29 > 0:02:33- Back in the lake, - Catrin searches for help.
0:02:33 > 0:02:35- She's left Colin on his own.
0:02:36 > 0:02:40- Soon, a diving beetle speeds by.
0:02:41 > 0:02:43- Ooh, someone's in a hurry. - I wonder why?
0:02:44 > 0:02:47- The diving beetle has seen - one of the red maggots.
0:02:48 > 0:02:50- It'll make a delicious meal for her.
0:02:50 > 0:02:55- Colin is glad he has a case - around him to keep him safe.
0:02:55 > 0:03:00- In the meantime, - Beti the snail is enjoying a dance.
0:03:00 > 0:03:03- She hasn't noticed the drama - going on around her.
0:03:04 > 0:03:06- SHE SINGS TO HERSELF
0:03:24 > 0:03:28- Kevin has turned up to help Colin.
0:03:28 > 0:03:30- Kevin also lives in a case.
0:03:30 > 0:03:34- His case is made of small twigs.
0:03:37 > 0:03:39- His legs pop out at the bottom.
0:03:39 > 0:03:41- His tail is up in the air.
0:03:44 > 0:03:47- No-one can see me - inside these twigs.
0:03:47 > 0:03:50- It's perfect camouflage.
0:03:50 > 0:03:54- Now then, how can I help you, Colin?
0:03:56 > 0:03:58- Kevin, thank goodness you're here.
0:04:01 > 0:04:04- Don't worry. - You'll be out in no time.
0:04:05 > 0:04:07- Oh, I can't wait.
0:04:08 > 0:04:10- I've been here for ages.
0:04:10 > 0:04:12- The water boatman watches on.
0:04:12 > 0:04:15- Go for it, Kevin.
0:04:17 > 0:04:22- With one huge effort, - Kevin pushes the stones away.
0:04:22 > 0:04:25- Colin is finally free.
0:04:25 > 0:04:27- Well done, Kevin.
0:04:31 > 0:04:37- Back in the forest, Gwen has finally - pushed herself through the bark.
0:04:37 > 0:04:40- That was hard afternoon - of pushing and pulling.
0:04:40 > 0:04:44- I won't be hurrying back here.
0:04:44 > 0:04:46- Very wise, Gwen.
0:04:46 > 0:04:49- After all, - getting stuck is no fun at all.
0:04:57 > 0:04:57- .