There was an error published in J. Exp. Biol.215, 442-453.

In Table 2, the heading for columns 7 and 8 should have read ‘Combined’ rather than ‘Stride 3’. The correct version of the table is given below.

Table 2.

Results of the hierarchical partitioning analysis

Results of the hierarchical partitioning analysis
Results of the hierarchical partitioning analysis

We apologise to authors and readers for any inconvenience this error may have caused.