X / | X / | X / | X /
Leaf fall, cat call, at day’s last light
Anapestic (X X / ): each anapestic foot contains two short beats followed by one long beat.
X X / | X X / | X X / |
And the beat of a hand on a drum
Trochaic ( / X ): one long beat followed by one short beat.
/ X | / X | / X | / X |
/ X X | / X X | / X X
If this is all too confusing right now, remember that the most common poetic foot in English is the iamb, and that poets frequently write 5 iambs per line of poetry. The bottom line is that you will find ten syllables per line in an awful lot of poetry written in English.