Lucas Bustamante / Two Limon glass frogs (Sachatamia ilex) sitting on plant, one above the other, Canande, Esmeraldas.

Pascal Pittorino / Lemon tree (Citrus limon) covered in snow, Var, Provence, France, February.

Nigel Cattlin / Glasshouse mealy bug (Pseudococcus viburni) honeydew from infestation on Lemon (Citrus limon) fruit, cultivated in conservatory.

Nigel Cattlin / Glasshouse mealy bug (Pseudococcus viburni) infestation on Lemon (Citrus limon) fruit, cultivated in conservatory.

Nigel Cattlin / Californian red scale (Aonidiella aurantii) infestation on Lemon (Citrus limon) wood. Native to China. Sicily, Italy. October.

Nigel Cattlin / Californian red scale (Aonidiella aurantii) infestation on Lemon (Citrus limon) wood. Native to China. Sicily, Italy. October.

Nigel Cattlin / Californian red scale (Aonidiella aurantii) infestation on Lemon (Citrus limon) stem. Native to China. Sicily, Italy. October.

Edwin Giesbers / Lemon (Citrus limon), fruit growing on tree. Cyprus. April.

Greg Basco/ BIA / Bare-throated Tiger Heron (Tigrisoma mexicanum), Limon, Costa Rica

Lucas Bustamante / Misfit / Jumping leaf frog (Agalychnis saltator) looking out from behind leaf, Siquirres, Limon, Costa Rica.

Lucas Bustamante / Rufous-eyed stream frog (Duellmanohyla rufioculis) on plant,. Siquirres, Limon, Costa Rica.

Lucas Bustamante / Eyelash viper (Bothriechis schlegelii) moving over leaf, Siquirres, Limon, Costa Rica.