all the answers contain an animal or bird- each is used only once and may be only part of a word or phrase.
1, tv programme encouraging would-be inventors or entrepreneurs
9,old slang name for a four wheeled horse-drawn cab
10, to tackle something hastily or rashly
11, ward off poverty or hunger
13,what do you call a bad tempered scot?
19, an italian sparkling wine
20, an impracticable or useless pursuit of something
25, a plant with bright yellow flowers yielding vegetable oil
26, purchasing or agreeing something without first judging its value
28, in a jumpy or nervous state