Todays shark is...
The Puffadder Shyshark!
Fun Fact: Just like the Dark Shyshark, Puffadders will curl into a circle with its tail covering its eyes when threatened!
seen from Dominican Republic

seen from Japan
seen from United States

seen from Singapore
seen from United States
seen from United States
seen from China
seen from Singapore
seen from United States
seen from Türkiye
seen from United States
seen from United States

seen from United States

seen from Malaysia
seen from Singapore
seen from United States
seen from Yemen
seen from Italy

seen from Jordan
seen from Yemen
Todays shark is...
The Puffadder Shyshark!
Fun Fact: Just like the Dark Shyshark, Puffadders will curl into a circle with its tail covering its eyes when threatened!
Selachii infraclass, round 1: Puffadder Shyshark vs Blacknose Shark
Puffadder Shyshark
Blacknose Shark
Daily Shark Fact - 4/9/2025
Today's shark is the puffadder shyshark!
The basics: the puffadder shyshark (Haploblepharus edwardsii) is a small species of catshark native exclusively to the continental shelf along South Africa. They are slow-moving sharks, named for their coloration resembling the puff adder snake - though they don't act like that notoriously huffy and defensive snake at all! Like other shysharks in their genus, they earned the "shy" moniker by their threat response: when they feel threatened, they curl up and hide their faces with their tails.
Conservation status: endangered. Though the puffadder shyshark is common within its range, that range is very, very small. Puffadder shysharks are too small to have any commercial fishing value, but its entire range is within an area that is heavily fished, and an increase in fishing (or even an increase in fishing methods that result in more bycatch of the species) or habitat loss could easily and rapidly threaten the whole population.
Today's fun fact: it's been observed in a few small studies that the gender of a puffadder shyshark might predict its preferred food! Barring other factors, female individuals tend towards preferring crustaceans, while males prefer to eat polychaetes (marine annelid worms).
Sharktober Day 15
Theme: Shark Civilization
This one was supposed to be inspired by ancient Greece, but it wasn't very good.
earth fact time. meet the shyshark, the largest species of catshark. when they get scared, they curl up with their tails over their eyes, which is why they're called shysharks!
pictures, in order: brown shyshark, natal shyshark, dark shyshark, puffadder shyshark
inaturalist nz | florida museum
photos: andy murch | andy murch | andy murch | doug perrine
Selachii infraclass, round 2: Speckled Carpetshark vs Puffadder Shyshark
Speckled Carpetshark
Puffadder Shyshark
Selachii infraclass, round 3: Blacktip Reef Shark vs Puffadder Shyshark
Blacktip Reef Shark
Puffadder Shyshark
Which Shark is your favourite design?
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I've been designing more tattoos that I have too much social anxiety to actually get.