Starchitin, spam whatever data on this page you want.  Categories are good.  Check the formatting rules.

*Your section [#g4047ad5]
 I am a reagent
-zombie rolton
-blood eagle x4

*Kaldonis's data [#tddd368b]
Please make your own section, seeing the "drop ratio" might be interesting.  This is actually going to be mostly Flail's data, so consider the pool largely anything across Maelstrom Bay, with a little Jungle and Marsh Keep.

**lump of black ambergris [#z8df3744]
Command to generate, with manual summation: daid@titanium ~/lich/logs/GSIV-Flail % grep -B 5 "had a lump of black ambergris on" * | grep "You search"
-hisskra warrior
-hisskra chieftan
-moor witch
-skeletal soldier
-(?) moor wight x2


**lump of grey ambergris [#i3ecd996]
Command to generate, with manual summation: daid@titanium ~/lich/logs/GSIV-Flail % grep -B 5 "had a lump of grey ambergris on" * | grep "You search"
-jungle troll 
-hisskra warrior x2
-moor witch x3
-bog troll x2
-krolvin slaver
-greater bog troll
-greater moor wight

Passive conclusion: this is rarely carried by undead.