LinkedIn Crossclimb #905 is a 4-letter Crossclimb ladder from MEAL to WORM. Phase one is crossword solving: 5 middle clues yield PEAL, PEAK, PERK, PORK, WORK. Phase two is ordering; phase three unlocks the combo ends tied by "A compound word for a wriggly creature that many birds eat.".
Middle phase answers: "Ring, like a bell" = PEAL; "Top of a mountain" = PEAK; "Part of an incentive package" = PERK; "Pig meat" = PORK; "What you might do from home or in an office" = WORK.
Ordering phase: the valid middle chain is PEAL → PEAK → PERK → PORK → WORK. This permutation is the only valid one-letter chain for these answers.
Link MEAL → PEAL: M→P at the first letter (MEAL → PEAL) (combo-adjacent).
Link PEAL → PEAK: L→K at the fourth letter (PEAL → PEAK).
Link PEAK → PERK: A→R at the third letter (PEAK → PERK).
Link PERK → PORK: E→O at the second letter (PERK → PORK).
Link PORK → WORK: P→W at the first letter (PORK → WORK).
Link WORK → WORM: K→M at the fourth letter (WORK → WORM) (combo-adjacent).
Complete ladder: MEAL → PEAL → PEAK → PERK → PORK → WORK → WORM. The combo clue "A compound word for a wriggly creature that many birds eat." describes both end words together — "MEAL" and "WORM" each differ by one letter from their adjacent middle rungs and satisfy the shared top+bottom prompt. Pattern: unique middle order — Only one middle permutation forms a valid ladder from top to bottom — if ordering feels stuck, recheck a middle answer.