When breeding inland in tundra or moorland, what constitutes the main focus of the Whimbrel's diet?
Answer
Terrestrial arthropods like grasshoppers and spiders.
Away from the coast, especially on breeding grounds like tundra, the diet shifts dramatically to include terrestrial arthropods such as grasshoppers, caterpillars, and various ground-dwelling bugs.

Related Questions
What is a prime target in the Whimbrel's coastal diet?How does the Whimbrel locate prey hidden beneath the substrate?When breeding inland in tundra or moorland, what constitutes the main focus of the Whimbrel's diet?Which substrate do Whimbrels typically prefer over exposed rocky shores for foraging?What high-energy food source do Whimbrels consume during migratory stopovers over land masses?What advantage does the Whimbrel's specialized bill give it compared to shorter-billed shorebirds?What depth can the specialized bill sometimes reach when probing for buried snacks?Besides insects, what other prey item mentioned is consumed inland when the ground condition permits?What key factor enables the Whimbrel to be successful as a long-distance migrant?If looking for a Whimbrel during its non-breeding season, where should one look based on its coastal diet?