A list of specimens A-N is provided. Some items are tools, others are biological. Identify the items that are biological specimens.

This image lists the specimens (A-N) that candidates should be provided with for an examination, along with an instruction regarding sharing specimens if quantities are limited.

a) The specimens are:
A: Cutlass
B: Shovel
C: Wheel barrow
D: Rabbit
E: Fresh liver (From ruminant)
F: Kidney (From ruminant)
G: Oil paint / Dye
H: Branding iron
J: Tags
K: Burdizzo
L: Gizzard (cut open to show its contents)
M: Tapeworm
N: Tick

b) If a specimen is not readily available in sufficient quantities, it should be shared among small groups of candidates.