In the Club Penguin Puffle Handbook you can read about Different kinds of Puffles and how to take care of them :) How to Adopt a Puffle?

Contents Puffle: Species :)
Black, Blue, Brown, Green, Orange, Pink, Purple, Rainbow, Red, White, Yellow
Care, Games, Walking, Playing
What is a Puffle?
Puffles are small, round, furry creatures. They make great pets! Most species are native to the wilds of Club Penguin, although some have been discovered elsewhere.
Each Puffle is unique. Everyone can adopt 2 (red and blue). Members can adopt every color and up to 20.

Black Puffle :)
Although mostly quiet, sudden fiery outbursts show there is more to these intense creatures than meets the eye.
Personality Intense, strong Toys Skateboard Observed in the wild Bursting into flames after eating Puffles O’s Favorite Snacks Fish burger Best Game Cart Surfer Cool Fact Super good at skateboarding

Blue Puffle :)
They’re known for their awesome team work. Few realize that each week blue Puffles eat their weight in cookies.
Personality Loyal, team player Toys Ball, snowballs Observed in the wild Rallying teams together Favorite Snacks Pretzels Favorite Place Snow Forts Cool Fact Can bounce really high

Brown Puffle :)
It is documented that the brown Puffle blinks more than all other Puffles. Its dreams have graph paper backgrounds.
Personality Smart, inventive Toys Beakers, rockets Observed in the wild Superior machine building skills Favorite Snacks Astronaut ice cream Cool Fact Afraid of balloons

Green Puffle :)
Are experts on unicycles. They are also known for their love of April Fool’s parties.
Personality Playful, funny Toys Propeller Cap, unicycle Observed in the wild Vacuums up cookies with its mouth Favorite Snacks Tacos Best Game Jet Pack Adventure Cool Fact Laughs an average of 14.7 times a day

Orange Puffle :)
This species has teeth strong enough to demolish petrified Puffle O’s. And everything else.
Personality Curious, zany Toys Box, wagon, truck Observed in the wild Making quick decisions Favorite Snacks Socks Cool Fact Rumored to eat fridges whole Favorite Place Pizza Parlor

PINK Puffle :)
It is said that the pink Puffle’s fur can hold 30 times its weight in water.
Personality Athletic, cheery Toys Skipping rope, snorkel, trampoline Observed in the wild Using bubblegum to float Favorite Snacks Watermelon Best Game Aqua Grabber Cool Fact Loves to exercise and swim

Purple Puffle :)
The flash of a disco ball transforms this stylish Puffle into a powerful dance force.
Personality Fabulous, particular Toys Disco ball, bubble want Observed in the wild Choosing just the right outfit for just the right occasion Favorite Snacks Hummus and pita Best Game Dance Contest Cool Fact Uses a sleep mask for beauty rest (BUG in image text missing)

Rainbow Puffle :)
These majestic puffles enjoy the fantastical. They may be the only creature to have seen a real unicorn.
Personality Confident, regal Toys Cloud Observed in the wild Cloud surfing and riding down rainbows Favorite Snacks Rainbow lollipop Cool Fact Farts sparkles

Red Puffle :)
From the wilds of Rockhopper Island, they love adventure. Puffle experts wonder what secrets they hold.
Personality Adventurous, extreme Toys Bowling pins, cannon Observed in the wild Hunting for buried treasure Favorite Snacks Stinky cheese Best Game Catchin’ Waves Cool Fact Originally from Rockhopper Island

White Puffle :)
It may be smaller than all other Puffles, but its power is unmeasurable
Personality Shy, powerful, gentle Toys Ice skates, snowflakes Observed in the wild Freezes liquid at will Favorite Snack Yogurt parfait Cool Fact Slightly smaller than other species

Yellow Puffle :)
It is rumored that the yellow Puffle creates artwork from food and furniture.
Personality Creative, spontaneous Toys Paintbrush, easel Observed in the wild Makes music that gets everyone dancing Favorite Snacks Popcorn Best Game DJ3K Cool Fact Wears a beret to paint

Caring for your Puffle :)
Your Puffle’s stats tell you when it is happy, sad, hungry, tired or messy.
Each tab helps fill your Puffle’s stats. Click Feed for hunger, Play for walks and toys, Groom to clean, and Sleep to rest you Puffle.
Go to Pet Papers to read the Puffle Handbook, or to view your Adoption Certificates.
Puffles needs lots of attention. If their stats get too low, then may return to their natural habitat. PH the Puffle Handler in Igloo ANIMATED :)

Playing Games :)
Taking some Club Penguin Puffles into games can help you earn more coins! AND Stamps :) Collect ALL Stamps in Club Penguin :)
Red Puffle Catchin’ Waves :) Purple Puffle Dance Contest :) Yellow Puffle DJ3K :) Pink Puffle Aqua Grabber :) Black Puffle Cart Surfer :) Green Puffle Jet Pack Adventure :)

Walking :)
Puffles love to walk with you (one at a time). It’ll even dance when you do! When you’re done waling, click your player card and the Puffle.
Playing :)
Your Puffles love playing. Try getting Puffle furniture items for your igloo. And that’s not all..there’s lots to discover about your Puffle. Enjoy your pet! Take Care of your Puffle in your Igloo ANIMATED :)

…See how this Book looked earlier and what changes in Personality, Favorite Snack and Cool Facts our Puffles have got :) Puffle Handbook Adopt a Puffle :)
UPDATE: Puffle Handbook 2013 Updated :)