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It is a Friday night at 7:30, but rather than going out or relaxing at home, I've caught a train to a market town in Wiltshire to join local helpers from a amphibian rescue group. These committed people sacrifice their evenings to protect the native amphibian community.

An Alarming Decline in Numbers

The Bufo bufo is becoming increasingly uncommon. A recent research conducted by an wildlife conservation group revealed that the UK toad population have dropped by half since 1985. Seeing a species that has been a stalwart of the UK landscape in decline is described as "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," so if even they are not managing to survive, "it kind of suggests that the ecosystem is unbalanced."

The UK toad population has almost halved since 1985

The Danger from Traffic

Though the study didn't cover the causes for the decline, traffic is a major factor. Estimates suggest that 20 tonnes of toads are crushed on UK roads every year – in other words, hundreds of thousands. In contrast to frogs, which would probably be content to mate "with just a bucket of water," toads prefer big bodies of water. Their ability to stay out of water for longer than frogs allows they can travel further to reach them – sometimes long distances. They tend to follow their ancestral migration routes – it's common for mature amphibians to return to their natal pond to mate.

Breeding Patterns

Appropriately enough, the initial amphibians begin their quest for a partner around February 14th, but others travel as far as April, waiting until it gets night and moving after sunset. During that time, toads begin migrating from where they have been overwintering "all pretty much at the same time."

One volunteer, who grew up in the region and has been trying to protect its toad population since he was a child, notes that "Their sole purpose: to go and mate." If their path happens to a road, they could be killed by traffic, and that mating period would never happen – preventing a next generation of toads from being born.

Toad Patrols Throughout the UK

Seeing hundreds of dead toads on local roads "inherently strikes a chord with people," and has resulted in the creation of rescue teams across the UK – hundreds of organizations are currently registered with a national initiative. These groups pick up toads and transport them over streets in buckets, as well as counting the number of toads they find and advocating for other protection measures, such as road closures and underground wildlife tunnels.

Volunteers usually work during the migration season, when toad crossings are more regular. However, this implies they can overlook groups of toadlets, which, having been eggs and then juveniles, leave their ponds over an unpredictable schedule in late summer. Because of their small stature – just a couple of cm wide – "they can get obliterated by car traffic." And as being hit "basically turns them into mush," it's harder to collect information on them. At least when mature amphibians are killed, their carcasses can be tallied.

Annual Work

Unlike many groups, one local team, who are in their eighth season of functioning, go out year-round – not every night, but whenever conditions are damp, or if someone has posted about a toad sighting in their messaging app. When I ask to join them on patrol, they concede it is "not a toady night" – toad hibernation season has started and it's been a arid period – but a few of the helpers gamely agree to walk up and down their area with me and search for any toads. "Should anyone can locate any toads tonight, that pair will find one," says the patrol manager, indicating her 14-year-old son and the longtime volunteer. After for 120 minutes without a single toad sighting, and now they have scaled a wire barrier to inspect beneath some wood.

Family 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 search for activities they could do jointly to protect native animals. Now she loves it as much as he does, the middle-aged entrepreneur tells me – so when the group was seeking a new manager lately, she volunteered for the role.

The teenager, too, has been instrumental in the organization. A clip he created, urging the municipal authority to block a road through a protected area during migration season, swung the decision the team's way. After a year of lobbying, the authority 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 cars go by when I'm out on patrol and we discover some casualties as a result – no amphibians, but several crushed salamanders. We see one live amphibian as well, and the youngster is particularly pleased to see a harvestman, which dances in his hands. Yet despite the group's best efforts to let me see a toad, the native community has clearly gone dormant for the winter. It seems that I wouldn't have had any better success anywhere else in the country – all the patrol groups I reach out to clarify that it's very difficult at this time of year.

They project rescuing nearly 10,000 grown amphibians during migration

A message I receive from a different helper, who has generously taken the trouble to check for toads in a noted location, considered the largest accurately monitored toad group in the UK, arrives in my inbox with the subject line: "None found." However, in February and March, he informs me, the team expects to help approximately 10,000 mature amphibians across the road.

Impact and Limitations

What level of impact can these groups actually make? "The reality that volunteers are doing this consistently on cold, damp and unpleasant evenings is remarkable," says an expert. "That's something that very much deserves recognition." However, while rescue teams are able to slow the decline, they can't stop it completely – partly since vehicles is just one danger.

Additional Threats

The global warming has resulted in extended spells of dry weather, which cause the poor environment for some of the animals that toads consume, such as worms and slugs, while warmer ponds have led to an rise of blue-green algae, which can be toxic to toads. Milder winters also lead toads to emerge from their dormancy more frequently, disrupting the resource preservation crucial to their life cycle. Habitat destruction – particularly the disappearance of big water bodies – is an additional threat.

Experts are "often concerned about overemphasizing practical benefits on biodiversity," however "There is a big value in just their presence." But toads play an significant part in the food chain, consuming pretty much any invertebrates or tiny organisms they can swallow and in turn feeding a variety of birds and mammals, such as hedgehogs and otters. Improving situations for toads – ie creating more ponds, protecting forests and installing toad tunnels – "we'll improve them for a wide range of additional wildlife."

Historical Significance

Another reason to try to keep toads around is their "important cultural value," notes an specialist. Myths and folklore around toads date back {centuries|hundred