| English | Spanish |
| Central American red brocket | ciervo mazama (Mazama temama cerasina) |
| East Atlantic red gurnard | bobo (Aspitrigla cuculus, Chelidonichthys cuculus, Trigla cuculus, Trigla pini) |
| East Atlantic red gurnard | cuchillo (Aspitrigla cuculus, Chelidonichthys cuculus, Trigla cuculus, Trigla pini) |
| East Atlantic red gurnard | escacho (Aspitrigla cuculus, Chelidonichthys cuculus, Trigla cuculus, Trigla pini) |
| East Atlantic red gurnard | peona (Aspitrigla cuculus, Chelidonichthys cuculus, Trigla cuculus, Trigla pini) |
| East Atlantic red gurnard | gallineta (Aspitrigla cuculus, Chelidonichthys cuculus, Trigla cuculus, Trigla pini) |
| East Atlantic red gurnard | cuco (Aspitrigla cuculus, Chelidonichthys cuculus, Trigla cuculus, Trigla pini) |
| East Atlantic red gurnard | arete (Aspitrigla cuculus, Chelidonichthys cuculus, Trigla cuculus, Trigla pini) |
| frost control by infra-red radiation | protección antihelada por emisión de rayos infrarrojos |
| frost control by infra-red radiation | protección antihelada con irradiación infrarroja |
| giant red shrimp | langostino moruno (Aristaeomorpha foliacea) |
| giant red shrimp | gamba española (Aristaeomorpha foliacea) |
| Kashmir Red Deer | ciervo de cachemira (Cervus elaphus hanglu) |
| Kirk's red colobus | colobo de Zanzíbar (Piliocolobus kirkii, Procolobus kirkii) |
| Madagascar owl, Soumagne's owl, Madagascar red owl | lechuza de Madagascar (Tyto soumagnei) |
| Manchurian or red-crowned crane, Japanese crane | grulla de Manchuria (Grus japonensis) |
| pileated parrot, red-capped parrot | lorito orejudo (Pionopsitta pileata) |
| red-backed squirrel monkey or Central American squirrel monkey | saimiri dorsirrojo (Saimiri oerstedii) |
| red-breasted goose | barnacla cuellirroja (Branta ruficollis) |
| red-browed parrot | loro alisero (Amazona rhodocorytha) |
| red cat-bear | pequeño panda (Ailurus fulgens) |
| red crab | cangrejo rojo (Chaceon maritae, Geryon maritae) |
| red crab | cangrejo rey blanco (Chaceon quinquedens, Geryon quinquedens) |
| red-crowned parrot | loro alisero (Amazona rhodocorytha) |
| red deepsea crab | cangrejo colorado (Chaceon quinquedens, Geryon quinquedens) |
| red deepsea crab | cangrejo rey blanco (Chaceon quinquedens, Geryon quinquedens) |
| red deepsea crab | geriocangrejo rojo (Chaceon quinquedens, Geryon quinquedens) |
| red fescue | festuja roja (Festuca rubra) |
| red fescue | cañuela roja (Festuca rubra) |
| red-fronted amazon | loro de banda roja (Amazona vittata) |
| red gram | guando (Cajanus cajan, Cajanus indicus) |
| red gram | guandul (Cajanus cajan, Cajanus indicus) |
| red gram | guandú (Cajanus cajan, Cajanus indicus) |
| red gram | fríjol de la India (Cajanus cajan, Cajanus indicus) |
| red gram | fríjol guandú (Cajanus cajan, Cajanus indicus) |
| red gram | frijol guandul (Cajanus cajan, Cajanus indicus) |
| red gram | guisante de Angola (Cajanus cajan, Cajanus indicus) |
| red gurnard | cuchillo (Aspitrigla cuculus, Chelidonichthys cuculus, Trigla cuculus, Trigla pini) |
| red gurnard | cuco (Aspitrigla cuculus, Chelidonichthys cuculus, Trigla cuculus, Trigla pini) |
| red gurnard | escacho (Aspitrigla cuculus, Chelidonichthys cuculus, Trigla cuculus, Trigla pini) |
| red gurnard | gallineta (Aspitrigla cuculus, Chelidonichthys cuculus, Trigla cuculus, Trigla pini) |
| red gurnard | bobo (Aspitrigla cuculus, Chelidonichthys cuculus, Trigla cuculus, Trigla pini) |
| red-knobbed curassow | pauji piquirrojo (Crax blumenbachii) |
| red-legged partridge | perdiz roja (Alectoris rufa) |
| red-legged partridge | perdiz común (Alectoris rufa) |
| red loam | limo rojo |
| red palm weevil | picudo rojo (Rhynchophorus ferrugineus) |
| red seabream | besugo de Laredo (Pagellus bogaraveo) |
| red seabream | besugo del Cantábrico (Pagellus bogaraveo) |
| red seabream | besugo del Norte (Pagellus bogaraveo) |
| red seabream | goraz (Pagellus bogaraveo) |
| red seabream | aligote bogaraveo (Pagellus bogaraveo) |
| red seabream | bogaravel (Pagellus bogaraveo) |
| red seabream | bagaravel (Pagellus bogaraveo) |
| red seaweeds | rodofíceas (Rhodophyceae) |
| red snapper | pargo colorado (Lutjanus purpureus) |
| red snapper | lutianido (Lutjanus purpureus) |
| red-spotted shrimp | langostino del Caribe (Farfantepenaeus brasiliensis, Penaeus brasiliensis) |
| red-spotted shrimp | camarón rosado con manchas (Farfantepenaeus brasiliensis, Penaeus brasiliensis) |
| red starfish | estrella de mar roja (Asterias rubens) |
| red starfish | estrella de mar (Asterias rubens) |
| red-vented codratoo | cacatúa de vientre rojo (Cacatua haematuropygia) |
| red-ware | laminaria digitada (Laminaria digitata) |
| softshell red crab | cangrejo blando rojo (Paralomis granulosa) |
| southern red snapper | pargo colorado (Lutjanus purpureus) |
| southern red snapper | lutianido (Lutjanus purpureus) |
| striped red mullet | salmonete de roca (Mullus surmuletus) |
| striped red mullet | salmonete de buena casta (Mullus surmuletus) |
| Tana river red colobus | colobo de Tana (Piliocolobus rufomitratus, Procolobus rufomitratus) |
| tropical red earth | laterita |
| tropical red earth | suelo rojo tropical |
