It's pretty straightforward getting them in the frame but getting them in the plane of focus can be frustrating and inevitably the ones with the best pose are usually on the edge of the frame or overlapped or the head not quite in focus. I have left a couple of fragments of fat ball flying around, some images are full of it!
Olympus E-M1X
Lens focal length : 115 mm
Focal Length (35 mm conversion) : 230.0mm
Metering mode : Pattern
Exposure mode : Manual exposure
ISO Sensitivity : 1250
Exposure time : 1/3200 sec
F number : F3.2
Exposure compensation : 0.0 EV
Flash : OFF
ACR/PSCC