Yahoo has added Search Assist to their image search. If you're not aware, Search Assist is Yahoo's technology that brings up search suggestions when you start typing in your search.
Here's what it looks like for an initial search:
But Yahoo has added a second tier to Search Assist for Image Search. On a results page, if you click in the search box, you'll get the search suggestions plus image suggestions.
Yahoo! Search BOSS Enables Key Terms
Yahoo Continues Search Suggestions Rollout
Yahoo! Launches oneSearch Shortcut on Nokia Devices
Yahoo! Acquires Assets of the Inquisitor 3 Plug-in for Safari
Optimising Digital Marketing Campaigns with Search, Social and Analytics
At SES London (9-11 Feb) you'll get an overview of the latest tools, tips, and tactics in Paid, Owned, Earned, Integrated Media and Business Intelligence to streamline your marketing campaigns in 2015. Register by 31 October to take advantage of Early Bird Rates.