departed - no. 6

 did they make it safe to the other side?

departed - no. 5

locked

locked-in ... or locked out?

departed - no. 4

 who flew the nest?

departed - no. 3

 This snail arrived from Spain via a Norfolk branch of Tesco. It departed ... fed.

departed - no. 2

The dragonfly nymph can take up to four years to become fully grown.

Once the weather is right it will then climb up the stem of a plant and complete the process of metamorphosis by shedding its skin.

The young dragonfly has departed and all that remains is its discarded skin, the exuvia.

departed - no. 1

so what's left?