Examples :

• The Mascots
  "BeiBei the fish represents prosperity, JingJing the panda is naïve and optimistic YingYing the Tibetan antelope is fast and agile (and not at all
  keen on monks), NiNi the swallow is strong in gymnastics, while HuanHuan is a child of fire, symbolising the Olympic flame and the passion of sport expressed in the Olympic motto "Faster, Higher, Stronger"..."
  (telegraph.co.uk)

  

• List of mascots (Wikipedia)
  1 College mascots
  2 Computer mascots
  3 Commercial mascots
  4 Professional sports mascots
  5 Public service mascots
  6 Video and computer game mascots
  7 Formerly used mascots...
  
  
  Campbell Camels

• Official State "symbols" and mascots (ecben.net)

• Mascots in the Pet Cemetery (roadsideamerica.com)
  
  

Cliparts :

• Mascots – Clipart (k-read.net)
  
  
  

INTERACTIVE exercises :

• College Sports: Nicknames & Mascots (funtrivia.com)

Lesson plans :

• Ronald McDonald to promote fitness - a lesson plan
  with "a news article, listening (MP3 file), communication activities, pair work, discussion, reading and vocabulary exercises." (breakingnewsenglish.com)

Webquests :

• New Mascot – a webquest (teach.fcps.net)
  • Decide on a name for your mascot
  • Decide on a slogan for the mascot
  • Write down at least 3 reasons why your mascot is the best candidate.
  • Make a campaign poster for your mascot to use to convince everyone else to vote for him.
  • Present your poster…
  
  
  

• Indian Logos and Mascots: An Honor or an Insult? – a webquest (stutzfamily.com)
  
  
  

• The Mascot Dilemma: Pride or Prejudice? - A webquest (advanced) – The pros and cons (coe.missouri.edu)