(seq. 234)

and Ureters, they drink but little & therefore pass but
little Urine, & this distills down into the common bowel
which serves for receiving also the Excrement & in females
the Penis

In Urine there are two Parts one more serous, the other [Gross?]
& in birds this last most plentifully [?] and makes
it's appearance in the form of a silver [?] Substance
with the other faeces

The [mating?] Season is usually from the beginning
End of summer to the middle of Autumn; this is a [?]
Period with Birds & the operation is produced by the
shrinking and hardening of the feather in Consequence
of the Vein & Artery which supply it's [?]ment
are compressed & their continuation which forms the
[?] is obliterated, whence they are cast oft

In all Birds such Eggs as have been impregnated
by the Cock are prolific, others not & are called add[?]

Classes of Birds

Divided according to Linneus System into 6 Classes

First of the Rapacious Kind, distinguished by their
Beak which is hooked, strong & notched at the point
Legs short, muscular & formed for tearing, toes strong
& [?]bed, talons sharp & crooked, body muscular