The Permanent Booru

Score: 0.317

+ age difference	94123
+ all fours	138270
+ anal	581356
+ anal penetration	454290
+ anatomically correct	42216
+ anatomically correct genitalia	26254
+ anatomically correct penis	12281
+ animal	108558
+ animal genitalia	626511
+ animal penis	439307
+ anthro on anthro	234444
+ anthro penetrated	196189
+ anthro penetrating	151224
+ anthro penetrating anthro	121504
+ anthropomorphism	4530491
+ anus	756132
+ artist:harmarist	150
+ backsack	143335
+ balls	1416899
+ bareback	4753
+ biped	546612
+ blush	1364843
+ booru:e621	1475840
+ brother	21831
+ brothers	8841
+ brown eyes	132636
+ canine penis	196894
+ character:alex (harmarist)	617
+ character:alex_(harmarist)	112
+ character:will (harmarist)	531
+ character:will_(harmarist)	106
+ child	38467
+ closed eyes	374706
+ comic	169257
+ copyright:sheath_and_knife	74
+ creator:harmarist	1284
+ creator:kitaness	276
+ cub	179200
+ dialogue	577432
+ doggystyle	80896
+ duo	2036716
+ english text	202576
+ erection	1143453
+ eyes	1038559
+ from behind position	197817
+ fur	2314552
+ gender:male	3524676
+ genitalia	2327573
+ genitals	2706312
+ grey body	390710
+ grey fur	301775
+ grey hair	75459
+ hair	2365771
+ heart symbol	434154
+ incest	57185
+ knot	288798
+ language:english	435542
+ larger male	120802
+ lube drip	1471
+ lube_drip	102
+ lubricant	14376
+ male on male	201722
+ male penetrated	236807
+ male penetrating	570425
+ male penetrating male	203821
+ male/male	743086
+ mammal	1304452
+ medium:comic	313264
+ medium:english text	668830
+ medium:high resolution	3019418
+ medium:text	1037988
+ meta:dialogue	445216
+ meta:url	109150
+ older male	25110
+ older penetrating younger	2921
+ older_male	2287
+ page:18	1292
+ penetration	1138297
+ penis	2159572
+ penis in ass	85023
+ penis_in_ass	1453
+ perineum	72476
+ pool:13147	25
+ rating:explicit	3750939
+ series:sheath and knife	269
+ sex	1409266
+ sibling	28954
+ siblings	37491
+ size difference	473110
+ smaller male	121522
+ smaller penetrated	36406
+ species:canid	1678225
+ species:canine	1731062
+ species:canis	933186
+ species:mammal	4517882
+ species:wolf	449770
+ taken from behind	49183
+ teenager	17718
+ text	1224555
+ title:sheath and knife (harmarist)	190
+ title:sheath and knife a beach side story	36
+ unprotected sex	279
+ will (harmarist)	186
+ wolf	126766
+ young	349432
+ younger male	33106
+ younger penetrated	10631