User-agent: msnbot
Crawl-delay: 120
Disallow: *.gif

User-agent: Slurp
Crawl-delay: 120 
Disallow: *.gif


User-agent: spider
Crawl-delay: 120
Disallow: *.gif

User-agent: Googlebot
Crawl-delay: 120
Disallow: *.gif


User-agent: Googlebot-Mobile
Crawl-delay: 320
Disallow: *.gif

User-agent: Googlebot-Image
Crawl-delay: 320
Disallow: *.gif


User-agent: *
Disallow: *.gif