They are both within the zone of the unaccented syllable of the iamb.
Some, however, refer it to the supposed lop-sidedness or inequality of badgers' feet, answering to the ⏑— of the iamb.
Occasionally, however, and especially in the longer poems, the regular recurrence of the iamb is a little monotonous.
The group seems a sort of combination of the iamb and trochee, and has an element in every possible zone of the movement cycle.
The group seems an iamb with a duplicated unaccented syllable.