Lesser Antilles | Macaw | Scarlet Macaw | GNU Lesser General Public License | Spix's Macaw | Lesser Spotted Eagle | Lesser Slave Lake | The Real Macaw | Sol Lesser | Red-fronted Macaw | macaw | Lesser Poland Voivodeship | Lesser Flamingo | scarlet macaw | red-fronted macaw | Podegrodzie, Lesser Poland Voivodeship | Lusławice, Lesser Poland Voivodeship | Lesser silver water beetle | Lesser Prairie Chicken | Lesser Khingan | Lesser Frigatebird | Lesser Florican | Lear's Macaw | Greater and Lesser Tunbs | Children of a Lesser God | Borzęcin, Lesser Poland Voivodeship | Blue-throated Macaw | Zborówek, Lesser Poland Voivodeship | The Lesser Blessed (novel) | The ''Larus'' gulls interbreed in a ring around the arctic. 1: Lesser Black-backed Gull |
Several animal species and genera were first scientifically described by Clark, including the Lesser Antillean Macaw (1905), the Martinique Parrot (1905), the Dominican Green-and-yellow Macaw (1908), the Mulga Parrot (1910), the crustacean genus Laomenes (1919) or the starfish species Copidaster lymani (1948).