Hi, what do you want to do?
SciShow
How Leeches Are Helping to Save Endangered Species
Leeches are bloodsucking parasites, and you wouldn't think they're great at protecting other species. Yet for some conservationists, these little vampires are one of the best tools available for conserving endangered and threatened...
SciShow
Why Do Some Doctors Still Use Bloodletting?
Has a doctor ever told you that you just have too much blood? Probably not, but there are a handful of conditions where being a little low might be good for you.
Crash Course
Complex Animals: Annelids & Arthropods - CrashCourse Biology
Hank continues our exploration of animal phyla with the more complexly organized annelida and arthropoda, and a biolography on insects.
Brave Wilderness
Yikes! Monster Worm Sprays Toxic Slime!
New ReviewDid we just find a slimy alien?! Mark and the crew are deep in the mudflats of Maine, searching for a massive Bloodworm for the Bite-Sting Index when they suddenly come face-to-face with the giant Milky Ribbon Worm!
Debunked
These Survival Myths Could Actually Get You Killed
Our love of reckless recreation, and our fascination with ‘lost in the wilderness’ movies means that almost all of us could reel off at least a few survival tactics. The trouble is, are they reliable or could some of them actually make...
Healthcare Triage
Misinformation About Health Is Nothing New
Misinformation. A recent and major problem facing us all, and one that is pervasive in many realms including medicine and healthcare, which are, of course, favorite realms around here. But is all this stuff recent? Is misinformation a...
Professor Dave Explains
Phylum Annelida Part 3: Oligochaeta and Hirudinea (Segmented Terrestrial/Aquatic Worms and Leeches)
With the marine segmented worms covered, let's get a closer look at Oligochaeta and Hirudinea, which include the familiar earthworms, and the leeches. The anatomy and physiology of the common earthworm is actually quite fascinating,...
Professor Dave Explains
Phylum Annelida Part 1: General Characteristics
Moving on from Mollusca we arrive at another very large clade, Annelida. These are the segmented worms, like the common earthworm, as well as marine worms and leeches, and a bunch of other organisms. What are these all about? Let's...
Brave Wilderness
Attacked by Bloodsucking Parasites!
When you think of leeches, you probably thinking about bloodthirsty vampires wiggling beneath the water... but did you know that you don't have to go swimming in order to catch a parasite? In this adventure, Coyote's going on a little...
Weird History
Craziest Victorian Era Occupations
Sure, your hipsters and your steampunks may love cribbing Victorian style, choosing to remember the pennyfarthings and top hats that look so fun on a Pinterest page, but let's face it: in those days if you weren't a member of the...
Brave Wilderness
WILL IT BITE?! - Giant Bloodsucking Parasite!
Sea Lamprey... and then tests out if they will bite! Watch as Mario places the Sea Lamprey on Coyote's body to see if these giant bloodsucking parasites will take a bite. Get ready to watch the strong suction power of the Sea Lamprey!
AllTime 10s
10 Worst Jobs In The History Of Humanity
Gathering leeches, collecting corpses and... playing World of Warcraft? These are the 10 worst jobs ever. When you see what these people have had to do to make ends meet, you might feel a little better about your job.
Brave Wilderness
What's a Mud Dragon?
Is it a rock or is it a Mud Dragon? Sometimes Snapping Turtles are camouflaged so well that even we get confused as to what we’re looking at! Here's how we found the first turtle of the season right before we started filming the...
Brave Wilderness
BITTEN by LEECHES!
Are all Leeches out to get you? Are they all really just thirsty vampires lurking beneath the waters surface? Well in an attempt to prove and disprove some of the common Leech myths going around these days Coyote has once again...
PBS
Pbs: Nova Science Now: Leeches
With this video resource, viewers follow a research biologist into the swamp to find out why leeches have such a bad reputation, and what role they play in today's environment and medical field. [11:01]
PBS
Pbs Nova: Nova Science Now: Leeches, the Search for Et, Stem Cells Breakthrough
Watch this video to learn PBS NOVA: how scientists calculate the probability of intelligent life forms on other planets. Listen to experts' opinions on this topic and learn what scientists are doing to search for extraterrestrials. [51:58]
Sea Studios Foundation
Shape of Life: Annelids: Leeches
A video where you will see a leech latch onto a person's ankle and suck blood until it is gorged and falls off. [3:16]