| lesser bar-tailed cuckoo dove | Kastanientaube |
| lesser beaked whale | Peru-Schnabelwal |
| lesser bindweed | Ackerwinde |
| Lesser Bird of Paradise | Kleiner Paradiesvogel |
| Lesser Black-backed Gull | Heringsmöwe |
| lesser blind mole rat | Westblindmaus |
| lesser blind mole-rat | Westblindmaus |
| lesser blue-eared glossy starling | Messingglanzstar |
| lesser broad-bordered yellow underwing | Janthina-Bandeule |
| lesser brown bulbul | Salvadoribülbül |
| lesser brown fruit dove | Ohrstreiftaube |
| lesser brown prinia | Rostprinie |
| lesser budmoth | Grauköpfige Obstbaummotte |
| lesser bulb flies | Kleine Narzissenfliegen |
| lesser bulb fly | Kleine Narzissenfliege |
| lesser bushbabies | gewöhnliche Buschbabys |
| Lesser bushbaby | Gewöhnliche Galagos |
| lesser cachalot | Zwergpottwal |
| lesser canastero | Ockerkehlschlüpfer |
| lesser cane rat | kleine Rohrratte |
| lesser Cape lily | Arabischer Milchstern |
| lesser cat-mint | Iberische Katzenminze |
| lesser catmint | Iberische Katzenminze |
| Lesser Caucasus | Kleiner Kaukasus |
| lesser celandine | Butterblume |
| lesser chinchilla | Wollmaus |
| lesser circulation | kleiner Kreislauf |
| lesser coucal | Bengalenkuckuck |
| lesser crested tern | Rüppellseeschwalbe |
| lesser crown | kleine Krone |
| lesser cuckoo shrike | Zwergraupenfänger |
| Lesser Dog | Kleiner Hund |
| lesser double-collared sunbird | Halsbandnektarvogel |
| lesser duckweed | Entengrütze |
| lesser Egyptian gerbil | Kleine Ägyptische Rennmaus |
| Lesser Egyptian Jerboa | Wüstenspringmäuse |
| lesser elaenia | Schlankschnabelelaenie |
| Lesser Emperor | Kleine Königslibelle |
| lesser fairy armadillo | Schildwurf |
| Lesser Fatra | Kleine Fatra |
| lesser fishing eagle | Braunschwanz-Seeadler |
