Puzzle 4

Nature __, protected area for plants and animals.

Sleeping device often tied between two trees.

Tried a small bit of food.

Hormone regulating blood glucose levels.

Yarn __, where stitchers cover places with knits.

Star and anagram of Bengali.

First name of French composer Bizet.

Star of the film Chocolat: Juliette __.

An acid; Cockney slang for skint: "__ lint".

Mike __ England rugby star who married royalty.

Prized, edible fungus, unearthed in woodlands.

It's the first B in broadcasting company BBC.