![Photographer Simon Pierce, 39, took the images over several months after visiting both Nosy Sakatia in Madagascar and Mafia Island in Tanzania recently.He was thrilled to spot the biofluorescence creatures- which produce their own light-he managed to capture, including fireflies and glow worms. (Photo/IC)](http://www.ecns.cn/hd/2018/12/06/2e88073dbfb34e2290b3340861996abd.jpg)
Photographer Simon Pierce, 39, took the images over several months after visiting both Nosy Sakatia in Madagascar and Mafia Island in Tanzania recently.He was thrilled to spot the biofluorescence creatures- which produce their own light-he managed to capture, including fireflies and glow worms. (Photo/IC)
![Photographer Simon Pierce, 39, took the images over several months after visiting both Nosy Sakatia in Madagascar and Mafia Island in Tanzania recently.He was thrilled to spot the biofluorescence creatures- which produce their own light-he managed to capture, including fireflies and glow worms. (Photo/IC)](http://www.ecns.cn/hd/2018/12/06/50368e014aa84547ac8ae6c2960612ee.jpg)
Photographer Simon Pierce, 39, took the images over several months after visiting both Nosy Sakatia in Madagascar and Mafia Island in Tanzania recently.He was thrilled to spot the biofluorescence creatures- which produce their own light-he managed to capture, including fireflies and glow worms. (Photo/IC)
![Photographer Simon Pierce, 39, took the images over several months after visiting both Nosy Sakatia in Madagascar and Mafia Island in Tanzania recently.He was thrilled to spot the biofluorescence creatures- which produce their own light-he managed to capture, including fireflies and glow worms. (Photo/IC)](http://www.ecns.cn/hd/2018/12/06/07ef865a198f4a788620d915d654db91.jpg)
Photographer Simon Pierce, 39, took the images over several months after visiting both Nosy Sakatia in Madagascar and Mafia Island in Tanzania recently.He was thrilled to spot the biofluorescence creatures- which produce their own light-he managed to capture, including fireflies and glow worms. (Photo/IC)
![Photographer Simon Pierce, 39, took the images over several months after visiting both Nosy Sakatia in Madagascar and Mafia Island in Tanzania recently.He was thrilled to spot the biofluorescence creatures- which produce their own light-he managed to capture, including fireflies and glow worms. (Photo/IC)](http://www.ecns.cn/hd/2018/12/06/227f6faf0b054e249c53f398860291b1.jpg)
Photographer Simon Pierce, 39, took the images over several months after visiting both Nosy Sakatia in Madagascar and Mafia Island in Tanzania recently.He was thrilled to spot the biofluorescence creatures- which produce their own light-he managed to capture, including fireflies and glow worms. (Photo/IC)
![Photographer Simon Pierce, 39, took the images over several months after visiting both Nosy Sakatia in Madagascar and Mafia Island in Tanzania recently.He was thrilled to spot the biofluorescence creatures- which produce their own light-he managed to capture, including fireflies and glow worms. (Photo/IC)](http://www.ecns.cn/hd/2018/12/06/c0d32e06a6d5428fad2cd8f12eb0d607.jpg)
Photographer Simon Pierce, 39, took the images over several months after visiting both Nosy Sakatia in Madagascar and Mafia Island in Tanzania recently.He was thrilled to spot the biofluorescence creatures- which produce their own light-he managed to capture, including fireflies and glow worms. (Photo/IC)