Sarcastic Fringehead vs Pink Fairy Armadillo vs Ant-Backpack Assassin Bug: A Fish That Kiss-Fights, a Dinner Roll That Swims Through Dirt, and a Bug That Wears Its Victims

Welcome back to the only blog brave enough to ask the questions nobody asked. Today we have a fish that settles arguments by French-kissing other fish until someone backs down, a mammal the size of a dinner roll that swims through solid dirt, and a bug that wears the corpses of its enemies as a backpack. Three animals, three planets of energy, one crown. Nobody on this list is normal, and I love them for it. Let's judge them on the only metrics that matter: how cool, how weird, and how deeply, unforgivably gross they are.

The Sarcastic Fringehead: a tube goblin with a temper

The sarcastic fringehead is a foot-long blenny that lives off the California coast, backs itself into shells and bottles and crevices, and pokes out just its face to glare at the ocean. So far, relatable. Then a rival shows up.

When two males fight over real estate, they do not bite first. They open their mouths - which can flare to roughly four times their closed size, lined with bright yellow on the inside - and press them together, mouth to mouth, like the world's angriest kiss. Whoever has the bigger gape wins the staring contest, and the loser slinks off to find a new bottle. It is a wrestling match disguised as a smooch, which is the single most theatrical way to lose an argument.

• Cool: a mouth that unfolds like a Transformer to win a fight.
• Weird: conflict resolution via competitive kissing.
• Gross: honestly the fringehead is too proud to be gross. Respect.

The Pink Fairy Armadillo: a dinner roll that swims through dirt

This is the smallest armadillo on Earth, about four inches long and roughly the weight of a candy bar. It is pink because its shell is so thin you can see the blood vessels underneath, which means this animal is essentially a tiny translucent sausage wearing a bony cape that is only loosely attached to its back. Adorable. Unsettling. Both.

It lives in the Argentine desert and earns the nickname "sand-swimmer" because it can burrow through ground about as fast as a fish swims through water, and it can bury itself completely in a matter of seconds. You will never see one. By the time your eyes focus it has already submerged into the planet. It is Data Deficient on the IUCN Red List, which is science for "we genuinely do not know how many of these exist because they refuse to be looked at."

• Cool: swims through solid earth and vanishes in seconds.
• Weird: a detachable pink cape and a body shaped like a dig torpedo.
• Gross: zero. This animal is a marshmallow and we will protect it.

The Ant-Backpack Assassin Bug: wears its victims to work

And now the main event in the gross division. Acanthaspis petax is an assassin bug from East Africa whose nymphs hunt ants, drain them dry, and then - instead of discarding the bodies like a normal monster - glue the empty husks onto their own backs. They stack them into a mound that can be bigger than the bug itself, held on with sticky threads secreted from their abdomen, sometimes a heap of around 20 dead ants riding piggyback.

Why? Scientists are still arguing. The leading theories: it makes the bug look like an unrecognizable lump instead of food, or it mimics a whole swarm of ants so predators stay away, or the pile of ant smell masks the bug's own scent so jumping spiders cannot find it. Whatever the reason, this insect's chosen aesthetic is "a pile of everyone I have ever killed," and it commutes around the savanna wearing it. That is not camouflage. That is a war crime with great branding.

• Cool: turns murder into functional armor.
• Weird: a wearable monument to its own body count.
• Gross: it is literally wearing corpses. We have a winner in this category.