New York : Simon Spotlight/Nick Jr., c2006.
"Based on the original teleplay by Chris Gifford and Val Walsh."
"Based on the TV series Go, Diego, go! as seen on Nick Jr."--T.p. verso.
Diego has an adventure when he rescues a baby humpback whale which is stuck on an island.
Related electronic resource: http://www.loc.gov/catdir/enhancements/fy0704/2006299162-d.html
-- Materials specified: Publisher description