Show Navigation

Search Results

Refine Search
Match all words
Match any word
Prints
Personal Use
Royalty-Free
Rights-Managed
(leave unchecked to
search all images)
{ 111 images found }

Loading ()...

  • Mantidactylus sp. (?) from Andasibe, eastern Madagascar.
    3690-D.jpg
  • Boophis tasymena from Andasibe, eastern Madagascar.
    3663-D.jpg
  • Mantidactylus sp. (?) from Andasibe, eastern Madagascar.
    3689-D.jpg
  • Green bright-eyed frog (Boophis viridis) from Andasibe, eastern Madagascar.
    3659-D.jpg
  • Well camouflaged Gephyromantis sp. (G. luteus ?) from Andasibe, eastern Madagascar.
    3694-D.jpg
  • Gephyromantis sp. (?) from eastern Madagascar.
    3693-D.jpg
  • Gephyromantis sp. (?) from eastern Madagascar.
    3685-D.jpg
  • Plethodontohyla sp., from Palmarium, eastern Madagascar.
    3679-D.jpg
  • Boophis tasymena from Andasibe, eastern Madagascar.
    3664-D.jpg
  • White-whiskered Madagascar frog (Mantidactylus melanopleura) from Andasibe NP, eastern Madagascar.
    3701-D.jpg
  • Very well camouflaged Plethodontohyla sp.(possibly P. notosticta) from Palmarium, eastern Madagascar.
    3790-D.jpg
  • Madagascar bright-eyed Frog (Boophis madagascariensis) from Andasibe NP, eastern Madagascar.
    3786-D.jpg
  • Madagascar tomato frog (Dyscophus antongilii), eastern Madagascar (controlled conditions).
    3704-D.jpg
  • Mantidactylus aerumnalis from Andasibe NP, eastern Madagascar.
    3698-D.jpg
  • Gephyromantis sp. (G. luteus ?) from Andasibe, eastern Madagascar.
    3695-D.jpg
  • Gephyromantis sp. (?) from Andasibe NP, eastern Madagascar.
    3692-D.jpg
  • Well camouflaged engraved bridge frog (Gephyromantis sculpturatus) from Andasibe, eastern Madagascar.
    3687-D.jpg
  • Engraved bridge frog (Gephyromantis sculpturatus) from Andasibe, eastern Madagascar.
    3688-D.jpg
  • Plethodontohyla sp.(possibly P. notosticta), from Palmarium, eastern Madagascar.
    3682-D.jpg
  • Baron's Mantella (Mantella baroni) from Ranomafana NP, eastern Madagascar.
    3675-D.jpg
  • Baron's Mantella (Mantella baroni) from Ranomafana NP, eastern Madagascar.
    3674-D.jpg
  • Boophis sp. (Boophis cf. eleane) from Ranomafana NP, eastern Madagascar.
    3673-D.jpg
  • Madagascar bright-eyed Frog (Boophis madagascariensis) from Ranomafana NP, eastern Madagascar.
    3667-D.jpg
  • Blue-back reed frog (Heterixalus madagascariensis) in its natural habitat close to the lake at Palerium, eastern Madagascar.
    3658-D.jpg
  • Blue-back reed frog (Heterixalus madagascariensis) from Palmarium, eastern Madagascar.
    3653-D.jpg
  • Boophis idae from Mitsinjo NP, Madagascar
    3650-D.jpg
  • Small frog, probably from the genus Gephyromantis, from Nahampoana Private Reserve, Madagascar.
    3647-D.jpg
  • Mantidactylus aerumnalis from Andasibe NP, eastern Madagascar.
    3700-D.jpg
  • Beige bridge frog (Gephyromantis luteus) from Andasibe, eastern Madagascar.
    3697-D.jpg
  • Mantidactylus aerumnalis from Andasibe NP, eastern Madagascar.
    3699-D.jpg
  • Very well camouflaged Plethodontohyla sp., from Palmarium, eastern Madagascar.
    3680-D.jpg
  • Stumpffia sp. (possible S. tetradactyla?) from Andasibe, eastern Madagascar.
    3785-D.jpg
  • Madagascar tomato frog (Dyscophus antongilii), eastern Madagascar (controlled conditions).
    3703-D.jpg
  • Boophis sp. (Boophis cf. eleane) from Ranomafana NP, eastern Madagascar.
    3671-D.jpg
  • Green bright-eyed frog (Boophis viridis) from Andasibe, eastern Madagascar.
    3660-D.jpg
  • Blue-back reed frog (Heterixalus madagascariensis) from Palmarium, eastern Madagascar.
    3655-D.jpg
  • Beige bridge frog (Gephyromantis luteus) from Andasibe, eastern Madagascar.
    3696-D.jpg
  • Boophis sp. (Boophis cf. eleane) from Ranomafana NP, eastern Madagascar.
    3670-D.jpg
  • Blue-back reed frog (Heterixalus madagascariensis) from Palmarium, eastern Madagascar.
    3656-D.jpg
  • Boophis idae from Mitsinjo NP, Madagascar
    3648-D.jpg
  • Scaphiophryne madagascariensis from eastern Madagascar (controlled conditions)
    3705-D.jpg
  • Madagascar tomato frog (Dyscophus antongilii), eastern Madagascar (controlled conditions).
    3702-D.jpg
  • Plethodontohyla sp., from Palmarium, eastern Madagascar.
    3678-D.jpg
  • The Pandanus frog (Guibemantis pulcher) from Andasibe, Madagascar.
    3646-D.jpg
  • Plethodontohyla sp. (possibly P. notosticta), from Palmarium, eastern Madagascar.
    3681-D.jpg
  • Baron's Mantella (Mantella baroni) from Ranomafana NP, eastern Madagascar.
    3676-D.jpg
  • Boophis sp. (Boophis cf. eleane) from Ranomafana NP, eastern Madagascar.
    3672-D.jpg
  • Blue-back reed frog (Heterixalus madagascariensis) from Palmarium, eastern Madagascar.
    3652-D.jpg
  • Gephyromantis sp. (?) from eastern Madagascar.
    3686-D.jpg
  • Boophis idae from Mitsinjo NP, Madagascar
    3651-D.jpg
  • Boophis idae from Mitsinjo NP, Madagascar.
    3649-D.jpg
  • Gephyromantis sp. (?) from eastern Madagascar.
    3691-D.jpg
  • Mascarene ridged frog (Ptychadena mascareniensis) from eastern Madagascar.
    3677-D.jpg
  • Unidentified and well camouflaged species of Gephyromantis from Ranomafana NP, eastern Madagascar.
    3669-D.jpg
  • Blue-back reed frog (Heterixalus madagascariensis) from Palmarium, eastern Madagascar.
    3657-D.jpg
  • Red-eyed tree frog (Agalychnis callidryas) from Piedras Blancas National Park, Osa Peninsula, Costa Rica.
    60103-D.jpg
  • Kubah National Park, Sarawak, Borneo. Nikon D5, 105mm micronikkor, f11, 1/400sec, ISO500, 3 x SB2000 macroflash, Manual modus
    Bornean Horned Frog (3561-D).jpg
  • Toad from the rainforest of La Selva, Ecuador. Possibly Rhinella sp.
    3546-D.jpg
  • Bornean Horned Frog (Megophrys nasuta) from Kubah National Park, Sarawak, Borneo
    3563-D.jpg
  • Gephyromantis sp. (?) from eastern Madagascar.
    3683-D.jpg
  • Red-eyed tree frog (Agalychnis callidryas) from Piedras Blancas National Park, Osa Peninsula, Costa Rica.
    60101-D.jpg
  • Red-eyed tree frog (Agalychnis callidryas) from Osa Peninsula, Costa Rica.
    60104-D.jpg
  • Red-eyed tree frogs (Agalychnis callidryas) mating. Photo from Piedras Blancas National Park, Osa Peninsula, Costa Rica.
    60093-D.jpg
  • Sword-tailed newt (Cynops ensicauda) from Amami Oshima, Japan. Do note the three juvenile salamander in the photo.
    60039-D.jpg
  • The rainforest of Ranomafana NP, eastern Madagascar. Do note the tiny Baron's Mantella (Mantella baroni).
    15221-D.jpg
  • The Pandanus frog (Guibemantis pulcher) from Andasibe, Madagascar.
    3662-D.jpg
  • Egglaying Toads (Bufo bufo). The larger female lies the eggs in jelly-like strains while the smaller male clings to its back while fertilizing the eggs. From southern-Norway in late March.
    3514-D.jpg
  • Gephyromantis sp. (?) from Palmarium eastern Madagascar.
    3684-D.jpg
  • Sword-tailed newt (Cynops ensicauda) from Amami Oshima, Japan.
    60037-D.jpg
  • Madagascar bright-eyed Frog (Boophis madagascariensis) from Ranomafana NP, eastern Madagascar.
    3706-D.jpg
  • Bornean Horned Frog (Megophrys nasuta) from Kubah National Park, Sarawak, Borneo
    3572-D.jpg
  • Very well campuflaged Bornean Horned Frog (Megophrys nasuta) from Kubah National Park, Sarawak, Borneo
    3573-D.jpg
  • Bornean Horned Frog (Megophrys nasuta) from Kubah National Park, Sarawak, Borneo
    3571-D.jpg
  • Bosque del Cabo, Osa Peninsula, Costa Rica. Nikon D500, 105mm, f13, 1/320sec, ISO320, Nikon R1C1 ringflash TTL.
    Red-eyed Tree Frog (60105-D).jpg
  • Pair of red-eyed tree frogs (Agalychnis callidryas) spawning.. Photo  from Piedras Blancas National Park, Osa Peninsula, Costa Rica.
    60092-D.jpg
  • Sword-tailed newt (Cynops ensicauda) from Amami Oshima, Japan.
    60041-D.jpg
  • Sword-tailed newt (Cynops ensicauda) from Amami Oshima, Japan. Do note the three juvenile salamanders in the photo.
    60038-D.jpg
  • Stumpffia sp. (possible S. tetradactyla?) from Andasibe, eastern Madagascar.
    3784-D.jpg
  • Bornean Horned Frog (Megophrys nasuta) from Kubah National Park, Sarawak, Borneo
    3560-D.jpg
  • Bornean Horned Frog (Megophrys nasuta) from Kubah National Park, Sarawak, Borneo
    3359-D.jpg
  • The eyes of a common toad, Bufo bufo.
    3489-D.jpg
  • Well camouflaged frog (Limnonectes sp.?) in a small pond at the forest floor in Tanjung Puting National Park, Kalimantan, Borneo, Indonesia.
    60062-D.jpg
  • Common toad, Bufo bufo.
    3490-D.jpg
  • Red-eyed tree frogs (Agalychnis callidryas) mating. Photo from Piedras Blancas National Park, Osa Peninsula, Costa Rica.
    60096-D.jpg
  • Bornean Horned Frog (Megophrys nasuta) from Kubah National Park, Sarawak, Borneo
    3561-D.jpg
  • Red-eyed tree frogs (Agalychnis callidryas) mating. Photo  from Piedras Blancas National Park, Osa Peninsula, Costa Rica.
    60095-D.jpg
  • Madagascar bright-eyed Frog (Boophis madagascariensis) from Ranomafana NP, eastern Madagascar.
    3668-D.jpg
  • Green bright-eyed frog (Boophis viridis) from Andasibe, eastern Madagascar.
    3665-D.jpg
  • The Pandanus frog (Guibemantis pulcher) from Andasibe, Madagascar.
    3661-D.jpg
  • Pair of Common toads ready to spawn. Photo from south-western Norway in late March 2012.
    3488-D.jpg
  • Red-eyed tree frog (Agalychnis callidryas) from Piedras Blancas National Park, Osa Peninsula, Costa Rica.
    60102-D.jpg
  • Sword-tailed newt (Cynops ensicauda) from Amami Oshima, Japan.
    60049-D.jpg
  • Green bright-eyed frog (Boophis viridis) from Andasibe, eastern Madagascar.
    3666-D.jpg
  • Bornean Horned Frog (Megophrys nasuta) from Kubah National Park, Sarawak, Borneo
    3558-D.jpg
  • Fighting for the female and the right to spawn among the common toad (Bufo bufo). Southern Norway, in late March.
    3513-D.jpg
  • Unknown tree frog from La Selva, Ecuador.
    3485-D.jpg
  • Red-eyed tree frogs (Agalychnis callidryas) mating. Photo from Piedras Blancas National Park, Osa Peninsula, Costa Rica.
    60100-D.jpg
  • Red-eyed tree frog (Agalychnis callidryas) from Piedras Blancas National Park, Osa Peninsula, Costa Rica.
    60099-D.jpg
  • Red-eyed tree frogs (Agalychnis callidryas) mating. Photo from Piedras Blancas National Park, Osa Peninsula, Costa Rica.
    60098-D.jpg
  • Sword-tailed newt (Cynops ensicauda) from Amami Oshima, Japan.
    60049-D.jpg
Next
  • Facebook
  • Twitter
x

Alf J. Nilsen Natural History images

  • ARCHIVE
    • All Galleries
    • Search
    • Cart
    • Lightbox
    • Client Area
  • PORTFOLIO
  • PORTFOLIO
  • SEARCH
  • About
  • Blog
  • Contact