Here's a characterization sheet I wrote the other day after seeing the movie. It's helpful for any fanfiction writers who want to use the North Wind in any of their stories.
Name: Classified
Species: Wolf
Expertise: Leader, Mission maker, Boss
Traits: Loyal; Scaredy-cat; Quick to change emotions; Convincing
Other: Doesn't really want to work with the penguins
Wear: Belt
Name: Eva
Species: Snowy Owl
Expertise: Intelligence; Computer Expert
Traits: Doesn't take sarcasm; Serious about job; Loves to fly
Other: Not a scientist; Love interest: Kowalski
Wear: Headset
Name: Short Fuse
Species: Seal (fluffy, I guess)
Expertise: Weaponry; Explosives
Traits: Funny; Annoying; Adorable; Won't stop talking; Quick to react; Doesn't take work seriously
Other: Excited to see another strike team in action
Wear: Tool belt
Name: Corporal
Species: Polar Bear
Expertise: Muscles; Strength
Traits: Huggable; Fluffy; Quick to Anger; Hot-Headed; Loves fluffy things; Brave
Other: Will do anything to keep his team safe; Stress eating
Wear: Tool harness
Name: Classified
Species: Wolf
Expertise: Leader, Mission maker, Boss
Traits: Loyal; Scaredy-cat; Quick to change emotions; Convincing
Other: Doesn't really want to work with the penguins
Wear: Belt
Name: Eva
Species: Snowy Owl
Expertise: Intelligence; Computer Expert
Traits: Doesn't take sarcasm; Serious about job; Loves to fly
Other: Not a scientist; Love interest: Kowalski
Wear: Headset
Name: Short Fuse
Species: Seal (fluffy, I guess)
Expertise: Weaponry; Explosives
Traits: Funny; Annoying; Adorable; Won't stop talking; Quick to react; Doesn't take work seriously
Other: Excited to see another strike team in action
Wear: Tool belt
Name: Corporal
Species: Polar Bear
Expertise: Muscles; Strength
Traits: Huggable; Fluffy; Quick to Anger; Hot-Headed; Loves fluffy things; Brave
Other: Will do anything to keep his team safe; Stress eating
Wear: Tool harness