Can Britain's Toads Be Saved from Traffic and Terrible Decline?
It is a Friday evening at 7:30, but instead of going out or watching a film, I've taken a train to a town in the countryside to meet up with local helpers from a toad patrol. These dedicated individuals sacrifice their evenings to safeguard the local toad population.
A Worrying Drop in Population
The Bufo bufo is becoming increasingly rare. A recent study conducted by an wildlife conservation group revealed that the British common toad numbers have dropped by half since the mid-1980s. Observing a creature that has been a fixture of the UK landscape in decrease is labeled "worrying" by researchers. Toads "don't require very particular environments" and "should be able to live successfully in the majority of habitats in the UK," meaning if even they are struggling to persist, "it kind of suggests that things are not as they should be."
Since 1985, Britain's toad numbers have nearly been cut in half
The Danger from Traffic
Though the research didn't cover the reasons for the drop, cars is a major factor. Calculations indicate that 20 tonnes of toads are killed on UK roads every year – in other words, several hundred thousand. Unlike frogs, which would probably be happy to mate "if you left out a bucket of water," toads favor large ponds. Their ability to stay out of water for more time than frogs means they can journey farther to find them – sometimes long distances. They tend to stick to their traditional paths – it's typical for mature amphibians to go back to their birth pond to mate.
Breeding Habits
Fittingly, the first toads start their journey for a mate around February 14th, but some move as far as April, waiting until it gets dark and travelling after sunset. During that period, toads begin migrating from wherever they have been overwintering "almost simultaneously."
One volunteer, who grew up in the region and has been working to save its amphibians since he was a boy, explains that "They've got just one focus: to go and have an orgy." If their route happens to a road, they could all get run over, and that mating period would be lost – preventing a new generation of toads from being produced.
Toad Patrols Throughout the UK
Finding hundreds of toad carcasses on nearby streets "inherently strikes a chord with people," and has resulted in the creation of rescue teams across the UK – hundreds of organizations are officially listed with a countrywide program. These teams pick up toads and transport them across roads in buckets, as well as recording the number of toads they find and advocating for other protection measures, such as blocked roads and underground wildlife tunnels.
Patrols usually work during the migration season, when toad crossings are frequent. However, this means they can overlook groups of young toads, which, having existed as eggs and then juveniles, leave their water habitats over an unpredictable schedule in the end of summer. Because of their small stature – just one or two centimetres wide – "they are destroyed by vehicles." And as being run over "essentially crushes them," it's harder to get data on them. At least when mature amphibians are lost, their carcasses can be counted.
Year-Round Work
In contrast to many groups, one local team, who are in their eighth season of operating, go out throughout the year – not nightly, but when conditions are warm and wet, or if a member has reported about a amphibian spotting in their group chat. When I ask to join them on duty, they concede it is "not a toady night" – winter dormancy has started and it's been a dry day – but several of the volunteers willingly accept to patrol their route with me and search for any toads. "Should anyone can locate any toads tonight, those two will spot one," says the patrol manager, pointing to her 14-year-old son and the experienced member. After for two hours without a single toad sighting, and now they have climbed over a barbed wire fence to inspect beneath some wood.
Community Participation
The family duo became part of the patrol a year and a half ago. The teenager adores all things nature-related and has an goal to become a environmentalist, so his parent started to look for activities they could do jointly to protect local wildlife. Now she enjoys it as much as he does, the middle-aged entrepreneur tells me – so when the team was looking for a new manager recently, she volunteered for the role.
The teenager, too, has been instrumental in the organization. A clip he created, urging the local council to close a street through a nature reserve during breeding time, influenced the outcome the team's way. After a twelve months of lobbying, the council approved an "access-only" rule between evening and morning from late winter through to April. The majority of motorists duly avoided the route.
Other Wildlife and Challenges
A few vehicles go past when I'm out on duty and we find some casualties as a consequence – no toads, but several crushed salamanders. We spot one living newt as well, and the teenager is particularly pleased to see a harvestman, which dances in his palms. Yet despite the team's hardest attempts to show me a toad, the local population has clearly gone dormant for the winter. It seems that I couldn't have found any more luck anywhere else in the nation – all the patrol groups I reach out to clarify that it's near-impossible at this season.
The group expects to help approximately 10,000 adult toads across the road
A message I receive from another volunteer, who has generously taken the trouble to check for toads in a noted location, considered the largest accurately monitored toad population in the UK, reaches me with the subject line: "No toads." However, in February and March, he informs me, the team expects to help around ten thousand adult toads across the road.
Impact and Limitations
How much of a difference can these organizations truly achieve? "The fact that volunteers are doing this consistently on chilly, wet and miserable late nights is quite extraordinary," notes an researcher. "This effort that very much deserves recognition." However, while toad patrols are able to reduce the drop, they can't stop it completely – partly since vehicles is not the only threat.
Additional Threats
The climate crisis has meant extended spells of drought, which cause the poor environment for some of the creatures that toads consume, such as invertebrates, while warmer ponds have caused an increase of blue-green algae, which can be harmful to toads. Milder winters also cause toads to wake up from their dormancy more frequently, disrupting the energy conservation crucial to their existence. Loss of environment – particularly the loss of big water bodies – is another menace.
Researchers are "often concerned about overemphasizing practical benefits on biodiversity," but "It's important in just having these animals around." But toads do have an important role in the ecosystem, eating almost any invertebrates or tiny organisms they can fit in their mouths and in turn sustaining a variety of birds and mammals, such as wildlife. Improving conditions for toads – such as building water habitats, conserving woodland and constructing toad tunnels – "we'll improve them for a wide range of other species."
Historical Significance
Another reason to try to keep toads present is their "important cultural value," adds an expert. Myths and folklore around toads go back {centuries|hundred