Pipit and Wren

Pipit noun - A songbird that lives mainly on the ground in open country; has streaky brown plumage.

Wren and pipit are semantically related in singing bird topic. In some cases you can use "Wren" instead a noun "Pipit".

Wren noun - Any of several small active brown birds of the northern hemisphere with short upright tails; they feed on insects.

Pipit and wren are semantically related in singing bird topic. You can use "Pipit" instead a noun "Wren".