![Pin by Kevin Schoppenhorst on A living fossil has retained the same form over millions of years, has few or no living relatives, and represents a sole surviving lineage from an epoch Pin by Kevin Schoppenhorst on A living fossil has retained the same form over millions of years, has few or no living relatives, and represents a sole surviving lineage from an epoch](https://i.pinimg.com/564x/f8/f9/37/f8f937e242ffc15e9a71ef5d65b86ea9.jpg)
Pin by Kevin Schoppenhorst on A living fossil has retained the same form over millions of years, has few or no living relatives, and represents a sole surviving lineage from an epoch
![Crested Weed-Fish (Cristiceps) : a Viviparous Australian fish - Freshwater and Marine Image Bank - University of Washington Digital Collections Crested Weed-Fish (Cristiceps) : a Viviparous Australian fish - Freshwater and Marine Image Bank - University of Washington Digital Collections](https://digitalcollections.lib.washington.edu/digital/api/singleitem/image/fishimages/50687/default.jpg)
Crested Weed-Fish (Cristiceps) : a Viviparous Australian fish - Freshwater and Marine Image Bank - University of Washington Digital Collections
![SILVER PERCH Bidyanus bidyanus | NSWAqua is your Aquaculture & Aquaponics Association - JOIN and help SECURE your industry's future SILVER PERCH Bidyanus bidyanus | NSWAqua is your Aquaculture & Aquaponics Association - JOIN and help SECURE your industry's future](http://nswaqua.com.au/blog/wp-content/uploads/2011/06/Silver-Perch-023.jpg)
SILVER PERCH Bidyanus bidyanus | NSWAqua is your Aquaculture & Aquaponics Association - JOIN and help SECURE your industry's future
![A new species of tongue sole (Pisces: Pleuronectiformes: Cynoglossidae: Cynoglossus) from coastal waters of the South China Sea A new species of tongue sole (Pisces: Pleuronectiformes: Cynoglossidae: Cynoglossus) from coastal waters of the South China Sea](https://bioone.org/ContentImages/Journals/pbsw/129/1/0006-324X-129.Q2.129/graphic/i0006-324X-129-1-129-f01.jpg)