The six bugs, each an object of eight bytes. A bug is inactive (state 00) or is a slug (07), a swarm of midges (09) or a leech (0A). The fields of a bug are:

Field	Use
+0	State, with the direction of movement in bits 6 and 7
+1	X position
+2	Y position
+3	Colour attribute
+4	Bit 2 is set when the bug is stunned, bit 3 when it is eating the flower and (for a leech) bit 0 when it is moving vertically
+5	The stun timer, the horizontal motion of midges or a counter used while eating
+6	The vertical movement counter, the vertical motion of midges or the Y position where the bug started eating
+7	The height of the sprite in pixels, used to find collisions