The most common and most likely answer to this crossword clue is the 6 letter word CRANES
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Buddy explains!
The straight part
We know that "Stretches out to see/birds" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case stretches out to see/birds = cranes.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does CRANES mean?
CRANES noun- Any bird of the family Gruidae, large birds with long legs and a long neck which is extended during flight.
- Ardea herodias, the great blue heron.
- A mechanical lifting machine or device, often used for lifting heavy loads for industrial or construction purposes.
- An iron arm with horizontal motion, attached to the side or back of a fireplace for supporting kettles etc. over the fire.
- A siphon, or bent pipe, for drawing liquors out of a cask.
- A forked post or projecting bracket to support spars, etc.; generally used in pairs.
- To extend (one's neck).
- To raise or lower with, or as if with, a crane.
- To pull up before a jump.
- The cranium.